Home / 8,517.28-11,753.88-4,791.04

Finding the Fourth Proportional to 8,517.28, 11,753.88 and 4,791.04

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Solution

The fourth proportional to 8,517.28, 11,753.88 and 4,791.04 is: 6,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.28 : 11,753.88 = 4,791.04 : x
  2. Step 2: Convert to fraction form
    8,517.28/11,753.88 = 4,791.04/x
  3. Step 3: Cross multiply
    8,517.28x = 11,753.88 × 4,791.04
  4. Step 4: Simplify right side
    8,517.28x = 56,313,309.24
  5. Step 5: Solve for x
    x = 56,313,309.24/8,517.28
  6. Step 6: Final answer
    x = 6,611.65

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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.