Write a Proportion to Solve a Problem

The video tutorial explains how to solve a test question using proportions. It presents a problem involving a box of fruit containing oranges and tangerines, with a given ratio of five oranges for every three tangerines. The task is to find the number of tangerines using a proportion. The tutorial guides through identifying the correct proportion and concludes with the solution, highlighting choice D as the correct answer.

Explain the relationship between a ratio and a proportion.

Which choice was determined to be correct for finding the number of Tangerines?