Finding the Third Proportional to 1,493 and 3,221
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Solution
The third proportional to 1,493 and 3,221 is: 6,948.99
Step by Step Solution
- Step 1: Write the proportion equation
1,493 : 3,221 = 3,221 : x - Step 2: Convert to fraction form
1,493/3,221 = 3,221/x - Step 3: Cross multiply
1,493x = 3,221 × 3,221 - Step 4: Simplify right side
1,493x = 10,374,841 - Step 5: Solve for x
x = 10,374,841/1,493 - Step 6: Final answer
x = 6,948.99
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.