Home / 8,517.31-11,753.77-4,932.75

Finding the Fourth Proportional to 8,517.31, 11,753.77 and 4,932.75

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Solution

The fourth proportional to 8,517.31, 11,753.77 and 4,932.75 is: 6,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.31 : 11,753.77 = 4,932.75 : x
  2. Step 2: Convert to fraction form
    8,517.31/11,753.77 = 4,932.75/x
  3. Step 3: Cross multiply
    8,517.31x = 11,753.77 × 4,932.75
  4. Step 4: Simplify right side
    8,517.31x = 57,978,408.97
  5. Step 5: Solve for x
    x = 57,978,408.97/8,517.31
  6. Step 6: Final answer
    x = 6,807.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.