Question

Find the constant of proportionality for the table of values.

х
4
5
6
7
у
14
17.5
21
24.5
The constant of proportionality is k =

Answer 1

`\huge\boxed{k=3.5}`

Explanation:

`(y)/(x)=constant=k`

Divide the y value by its corresponding x value:

`(14)/(4)=(7)/(2)=3.5\\\\(17.5)/(5)=3.5\\\\(21)/(6)=(7)/(2)=3.5\\\\(24.5)/(7)=3.5`