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Finding the Fourth Proportional to 10,755, 14,841.90 and 6,039.29

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Solution

The fourth proportional to 10,755, 14,841.90 and 6,039.29 is: 8,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755 : 14,841.90 = 6,039.29 : x
  2. Step 2: Convert to fraction form
    10,755/14,841.90 = 6,039.29/x
  3. Step 3: Cross multiply
    10,755x = 14,841.90 × 6,039.29
  4. Step 4: Simplify right side
    10,755x = 89,634,464.04
  5. Step 5: Solve for x
    x = 89,634,464.04/10,755
  6. Step 6: Final answer
    x = 8,334.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.