This tutorial shows how to create equivalent proportions. [1:32]

This lesson will present how to solve for unknown variables in more difficult proportion problems.

This lesson presents how to apply the triangle proportionality theorem to solve for unknown variables and side lengths. It is 2 of 6 in the series titled "Triangle Proportionality Theorem."

This QuickTime movie explains the solution for a geometry problem working with proportion that requires an extended response. The teacher and student discuss how to work through it together to find the solution. As you watch and listen...