## What is the equation for scale factor?

A scale factor is a number which scales, or multiplies, some quantity. In the equation y = Cx, C is the scale factor for x. C is also the coefficient of x, and may be called the constant of proportionality of y to x.

## What is a scale factor of 4?

The scale factor is the ratio of the length of a side of one figure to the length of the corresponding side of the other figure. Example: Here, XYUV=123=4 . So, the scale factor is 4 .

## What is a scale factor in math in 7th grade?

7th Grade Math – Scale Drawings Lesson. 1 of 5 – view full lesson. Similar figures are the same shape, but not necessarily the same size. Scale factor is the ratio of corresponding side lengths. (new image to old image) of similar figures.

## How do you calculate a scale?

Calculating the Scaled Distance using the Actual Distance

If the scale is 1 : x, then divide the actual distance by x to calculate the map distance.