Finding the Third Proportional to 5,365.13 and 8,115.75
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Solution
The third proportional to 5,365.13 and 8,115.75 is: 12,276.58
Step by Step Solution
- Step 1: Write the proportion equation
5,365.13 : 8,115.75 = 8,115.75 : x - Step 2: Convert to fraction form
5,365.13/8,115.75 = 8,115.75/x - Step 3: Cross multiply
5,365.13x = 8,115.75 × 8,115.75 - Step 4: Simplify right side
5,365.13x = 65,865,398.06 - Step 5: Solve for x
x = 65,865,398.06/5,365.13 - Step 6: Final answer
x = 12,276.58
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.