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Finding the Fourth Proportional to 7,168.29, 10,747.77 and 2,487.94

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Solution

The fourth proportional to 7,168.29, 10,747.77 and 2,487.94 is: 3,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.29 : 10,747.77 = 2,487.94 : x
  2. Step 2: Convert to fraction form
    7,168.29/10,747.77 = 2,487.94/x
  3. Step 3: Cross multiply
    7,168.29x = 10,747.77 × 2,487.94
  4. Step 4: Simplify right side
    7,168.29x = 26,739,784.69
  5. Step 5: Solve for x
    x = 26,739,784.69/7,168.29
  6. Step 6: Final answer
    x = 3,730.29

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