Finding the Third Proportional to 637 and 1,334
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Solution
The third proportional to 637 and 1,334 is: 2,793.65
Step by Step Solution
- Step 1: Write the proportion equation
637 : 1,334 = 1,334 : x - Step 2: Convert to fraction form
637/1,334 = 1,334/x - Step 3: Cross multiply
637x = 1,334 × 1,334 - Step 4: Simplify right side
637x = 1,779,556 - Step 5: Solve for x
x = 1,779,556/637 - Step 6: Final answer
x = 2,793.65
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.