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Finding the Fourth Proportional to 7,483.92, 11,229.10 and 3,102.36

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Solution

The fourth proportional to 7,483.92, 11,229.10 and 3,102.36 is: 4,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.92 : 11,229.10 = 3,102.36 : x
  2. Step 2: Convert to fraction form
    7,483.92/11,229.10 = 3,102.36/x
  3. Step 3: Cross multiply
    7,483.92x = 11,229.10 × 3,102.36
  4. Step 4: Simplify right side
    7,483.92x = 34,836,710.68
  5. Step 5: Solve for x
    x = 34,836,710.68/7,483.92
  6. Step 6: Final answer
    x = 4,654.87

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