Home / 8,839.53-13,260.92-3,645.81

Finding the Fourth Proportional to 8,839.53, 13,260.92 and 3,645.81

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Solution

The fourth proportional to 8,839.53, 13,260.92 and 3,645.81 is: 5,469.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.53 : 13,260.92 = 3,645.81 : x
  2. Step 2: Convert to fraction form
    8,839.53/13,260.92 = 3,645.81/x
  3. Step 3: Cross multiply
    8,839.53x = 13,260.92 × 3,645.81
  4. Step 4: Simplify right side
    8,839.53x = 48,346,776.52
  5. Step 5: Solve for x
    x = 48,346,776.52/8,839.53
  6. Step 6: Final answer
    x = 5,469.38

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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.