Online College Courses for Credit

Cross Products- determining proportionality

Cross Products- determining proportionality

Author: Chip Warner

Students can identify and use cross products to determine if ratios are equivalent

Terminology and methods to determine proportionality are reviewed. Cross products are introduced as another way to determine proportionality.

See More

Try Our College Algebra Course. For FREE.

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to many different colleges and universities.*

Begin Free Trial
No credit card required

29 Sophia partners guarantee credit transfer.

311 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 27 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


Ratio Proportionality: Using Cross Products