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Finding the Fourth Proportional to 5,162.52, 7,743.78 and 2,086.68

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Solution

The fourth proportional to 5,162.52, 7,743.78 and 2,086.68 is: 3,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.52 : 7,743.78 = 2,086.68 : x
  2. Step 2: Convert to fraction form
    5,162.52/7,743.78 = 2,086.68/x
  3. Step 3: Cross multiply
    5,162.52x = 7,743.78 × 2,086.68
  4. Step 4: Simplify right side
    5,162.52x = 16,158,790.85
  5. Step 5: Solve for x
    x = 16,158,790.85/5,162.52
  6. Step 6: Final answer
    x = 3,130.02

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