Constant of Proportionality

Front

What is the constant of proportionality?

Back

The constant of proportionality is a constant value (k) that relates two proportional quantities, defined as k = y/x.

Front

Which equation helps you solve for k?

Back

k = y/x

Front

What does a proportional relationship look like on a graph?

Back

A proportional relationship is represented by a straight line that passes through the origin (0,0).

Front

Identify the constant of proportionality in the equation y = 2x.

Back

k = 2

Front

What is the constant of proportionality if y = 8 when x = 1?

Back

k = 8

Front

If k = 9, what is the value of y when x = 3?

Back

y = k * x = 9 * 3 = 27.

Front

What is the constant of proportionality for the table where x = 1, y = 9?

Back

k = 9

Front

If y = 4 when x = 1, what is the constant of proportionality?

Back

k = 4

Front

Which of the following is a proportional relationship: y = 3x or y = x + 2?

Back

y = 3x is a proportional relationship.

Front

What is the constant of proportionality in the equation y = 1/4x?

Back

k = 1/4