Home / 11,839.32-17,752.77-5,909.76

Finding the Fourth Proportional to 11,839.32, 17,752.77 and 5,909.76

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Solution

The fourth proportional to 11,839.32, 17,752.77 and 5,909.76 is: 8,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.32 : 17,752.77 = 5,909.76 : x
  2. Step 2: Convert to fraction form
    11,839.32/17,752.77 = 5,909.76/x
  3. Step 3: Cross multiply
    11,839.32x = 17,752.77 × 5,909.76
  4. Step 4: Simplify right side
    11,839.32x = 104,914,610.04
  5. Step 5: Solve for x
    x = 104,914,610.04/11,839.32
  6. Step 6: Final answer
    x = 8,861.54

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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.