Home / 8,839.38-13,257.02-3,906.33

Finding the Fourth Proportional to 8,839.38, 13,257.02 and 3,906.33

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Solution

The fourth proportional to 8,839.38, 13,257.02 and 3,906.33 is: 5,858.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.38 : 13,257.02 = 3,906.33 : x
  2. Step 2: Convert to fraction form
    8,839.38/13,257.02 = 3,906.33/x
  3. Step 3: Cross multiply
    8,839.38x = 13,257.02 × 3,906.33
  4. Step 4: Simplify right side
    8,839.38x = 51,786,233.02
  5. Step 5: Solve for x
    x = 51,786,233.02/8,839.38
  6. Step 6: Final answer
    x = 5,858.58

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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.