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Finding the Fourth Proportional to 3,841.31, 5,760.54 and 1,375.47

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Solution

The fourth proportional to 3,841.31, 5,760.54 and 1,375.47 is: 2,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.31 : 5,760.54 = 1,375.47 : x
  2. Step 2: Convert to fraction form
    3,841.31/5,760.54 = 1,375.47/x
  3. Step 3: Cross multiply
    3,841.31x = 5,760.54 × 1,375.47
  4. Step 4: Simplify right side
    3,841.31x = 7,923,449.95
  5. Step 5: Solve for x
    x = 7,923,449.95/3,841.31
  6. Step 6: Final answer
    x = 2,062.70

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