Finding the Third Proportional to 762 and 1,702
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Solution
The third proportional to 762 and 1,702 is: 3,801.58
Step by Step Solution
- Step 1: Write the proportion equation
762 : 1,702 = 1,702 : x - Step 2: Convert to fraction form
762/1,702 = 1,702/x - Step 3: Cross multiply
762x = 1,702 × 1,702 - Step 4: Simplify right side
762x = 2,896,804 - Step 5: Solve for x
x = 2,896,804/762 - Step 6: Final answer
x = 3,801.58
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These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.