Setting Up Proportions

Solve the proportion.

• 1

• 3

• 6

• 5

Solve for x 

• x = 16

• x = 28

• x = 1/26

• x = 26

Solve for x 

• x = 15

• x = 11

• x = 1/11

• x = 20

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Solve for x

• x=6

• x =1/6

• x = 7

• x=9

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Solve for x

• 1.5

• 2/3

• 3

• 2

The total weight of 15 bags of groceries is 45 pounds.  If each bag weighs the same amount, how much would 7 bags of groceries weigh?

• 22.5 pounds

• 3 pounds

• 21 pounds

• 35 pounds

The blueprint uses a scale of 3 cm = 4.5 m. On the drawing the length of one of the rooms is 5 cm.  What is the room's ACTUAL length? 

• 7.5 m

• 13.5 m

• 1.5 m

• 1.7 m

What term means "an equation stating that two ratios are equivalent"?

• Proportion

• Ratio

• Fraction

• Unit Rate