Setting Up Proportions

To make 24 ounces of hot chocolate, 6 tablespoons of cocoa are needed. Set up a proportion to solve to find how much hot chocolate is made from 144 tablespoons of cocoa. Which number goes in place of the question mark in the proportion below? \frac{24}{?}=\frac{x}{144}

• 24

• 6

• 144

Pablo's Macho Tacos sells 7 burritos for every 9 tacos sold. If they sell 63 burritos, how many tacos do they sell? Which proportion represents the situation?

On Monday, the Dairy Barn sold 14 waffle cones for every 6 sugar cones. On Tuesday, the Dairy Barn sold 7 waffle cones for every 3 sugar cones. What is the proportion that can be used to represent the cone sales?

Two fractions that are equal to each other are considered to be a

• proportion

• ratio

• fraction

• coincidence

Set up this proportion: Vito uses 9 liters of water to water 24 flower pots. He is wondering how many liters of water (w), it would take to water 40 flower pots. He assumes he'll use the same amount of water on each pot.

Set up this proportion: Vito uses 9 liters of water to water 24 flower pots. He is wondering how many liters of water (w), it would take to water 40 flower pots. He assumes he'll use the same amount of water on each pot.

A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Draw a picture, set up a proportion)

• 24 feet

• 21 feet

• 27 feet

• 32 feet

Is this table proportional?

• Yes. The constant of proportionality is 0.35.

• Yes. The constant of proportionality is 0.25.

• No. The constant of proportionality is 0.35.

• No. There is no constant of proportionality.

Is this table proportional?

• Yes. The constant of proportionality is 3.

• No. There is not a constant of proportionality.

• Yes. The constant of proportionality is 1/3.

• No. The constant of proportionality is 3.

Is this table proportional?

• Yes

• No