Home / 9,917.43-14,877.65-3,251.71

Finding the Fourth Proportional to 9,917.43, 14,877.65 and 3,251.71

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Solution

The fourth proportional to 9,917.43, 14,877.65 and 3,251.71 is: 4,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.43 : 14,877.65 = 3,251.71 : x
  2. Step 2: Convert to fraction form
    9,917.43/14,877.65 = 3,251.71/x
  3. Step 3: Cross multiply
    9,917.43x = 14,877.65 × 3,251.71
  4. Step 4: Simplify right side
    9,917.43x = 48,377,803.28
  5. Step 5: Solve for x
    x = 48,377,803.28/9,917.43
  6. Step 6: Final answer
    x = 4,878.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.