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Finding the Fourth Proportional to 10,092.83, 15,140.91 and 3,520.94

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Solution

The fourth proportional to 10,092.83, 15,140.91 and 3,520.94 is: 5,281.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.83 : 15,140.91 = 3,520.94 : x
  2. Step 2: Convert to fraction form
    10,092.83/15,140.91 = 3,520.94/x
  3. Step 3: Cross multiply
    10,092.83x = 15,140.91 × 3,520.94
  4. Step 4: Simplify right side
    10,092.83x = 53,310,235.66
  5. Step 5: Solve for x
    x = 53,310,235.66/10,092.83
  6. Step 6: Final answer
    x = 5,281.99

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