Home / 9,439.43-14,161.13-3,892.73

Finding the Fourth Proportional to 9,439.43, 14,161.13 and 3,892.73

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Solution

The fourth proportional to 9,439.43, 14,161.13 and 3,892.73 is: 5,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.43 : 14,161.13 = 3,892.73 : x
  2. Step 2: Convert to fraction form
    9,439.43/14,161.13 = 3,892.73/x
  3. Step 3: Cross multiply
    9,439.43x = 14,161.13 × 3,892.73
  4. Step 4: Simplify right side
    9,439.43x = 55,125,455.58
  5. Step 5: Solve for x
    x = 55,125,455.58/9,439.43
  6. Step 6: Final answer
    x = 5,839.91

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1.5x scale

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.