Home / 9,913.92-14,867.28-4,067.28

Finding the Fourth Proportional to 9,913.92, 14,867.28 and 4,067.28

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Solution

The fourth proportional to 9,913.92, 14,867.28 and 4,067.28 is: 6,099.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.92 : 14,867.28 = 4,067.28 : x
  2. Step 2: Convert to fraction form
    9,913.92/14,867.28 = 4,067.28/x
  3. Step 3: Cross multiply
    9,913.92x = 14,867.28 × 4,067.28
  4. Step 4: Simplify right side
    9,913.92x = 60,469,390.60
  5. Step 5: Solve for x
    x = 60,469,390.60/9,913.92
  6. Step 6: Final answer
    x = 6,099.44

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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.