Finding the Third Proportional to 3,648 and 5,613
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Solution
The third proportional to 3,648 and 5,613 is: 8,636.45
Step by Step Solution
- Step 1: Write the proportion equation
3,648 : 5,613 = 5,613 : x - Step 2: Convert to fraction form
3,648/5,613 = 5,613/x - Step 3: Cross multiply
3,648x = 5,613 × 5,613 - Step 4: Simplify right side
3,648x = 31,505,769 - Step 5: Solve for x
x = 31,505,769/3,648 - Step 6: Final answer
x = 8,636.45
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.