asked 138k views
4 votes
Do the ratios 2.5/4 and 7/11.2 form a proportion

1 Answer

1 vote
Only if their cross products are equal.
If 2.5 x 11.2 = 4 x 7 then they form a proportion.

And the answer is yes
because both cross products are 28.
answered
User Domina
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