Home / 10,558.92-15,839.10-3,983.88

Finding the Fourth Proportional to 10,558.92, 15,839.10 and 3,983.88

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Solution

The fourth proportional to 10,558.92, 15,839.10 and 3,983.88 is: 5,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.92 : 15,839.10 = 3,983.88 : x
  2. Step 2: Convert to fraction form
    10,558.92/15,839.10 = 3,983.88/x
  3. Step 3: Cross multiply
    10,558.92x = 15,839.10 × 3,983.88
  4. Step 4: Simplify right side
    10,558.92x = 63,101,073.71
  5. Step 5: Solve for x
    x = 63,101,073.71/10,558.92
  6. Step 6: Final answer
    x = 5,976.09

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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.