Home / 9,153.20-13,724.68-3,679.92

Finding the Fourth Proportional to 9,153.20, 13,724.68 and 3,679.92

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Solution

The fourth proportional to 9,153.20, 13,724.68 and 3,679.92 is: 5,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.20 : 13,724.68 = 3,679.92 : x
  2. Step 2: Convert to fraction form
    9,153.20/13,724.68 = 3,679.92/x
  3. Step 3: Cross multiply
    9,153.20x = 13,724.68 × 3,679.92
  4. Step 4: Simplify right side
    9,153.20x = 50,505,724.43
  5. Step 5: Solve for x
    x = 50,505,724.43/9,153.20
  6. Step 6: Final answer
    x = 5,517.82

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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.