Constant of Proportionality

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio between two proportional quantities, indicating how one quantity changes in relation to another.

Tags

CCSS.7.RP.A.2B

Front

What does a proportional relationship mean?

Back

A proportional relationship means that two quantities maintain a constant ratio or rate.

Tags

CCSS.7.RP.A.2D

Front

How do you find the constant of proportionality from a table?

Back

To find the constant of proportionality from a table, divide the values of one quantity by the corresponding values of the other quantity.

Tags

CCSS.7.RP.A.2B

Front

If Craig earns $37 for 4 hours, what is his hourly rate?

Back

$9.25 per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the constant of proportionality in the relationship 0.5 swings per day?

Back

0.5 is the constant of proportionality.

Tags

CCSS.7.RP.A.2B

Front

Which of the following represents a proportional relationship: (1,2), (2,4), (3,6)?

Back

Yes, because each second value is double the first.

Tags

CCSS.7.RP.A.2A

Front

What is the formula to calculate the constant of proportionality?

Back

Constant of Proportionality = y/x, where y is the dependent variable and x is the independent variable.

Tags

CCSS.7.RP.A.2B

Front

If a table shows values (2,4), (4,8), (6,12), what is the constant of proportionality?

Back

The constant of proportionality is 2.

Tags

CCSS.7.RP.A.2B

Front

What does it mean if a graph passes through the origin?

Back

It indicates a proportional relationship between the variables.

Tags

CCSS.7.RP.A.2D

Front

How can you tell if a relationship is not proportional?

Back

If the ratio between the quantities changes, it is not proportional.

Tags

CCSS.7.RP.A.2A