Finding the Third Proportional to 766 and 1,650
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Solution
The third proportional to 766 and 1,650 is: 3,554.18
Step by Step Solution
- Step 1: Write the proportion equation
766 : 1,650 = 1,650 : x - Step 2: Convert to fraction form
766/1,650 = 1,650/x - Step 3: Cross multiply
766x = 1,650 × 1,650 - Step 4: Simplify right side
766x = 2,722,500 - Step 5: Solve for x
x = 2,722,500/766 - Step 6: Final answer
x = 3,554.18
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.