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Finding the Fourth Proportional to 7,163.28, 10,743.02 and 5,077.13

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Solution

The fourth proportional to 7,163.28, 10,743.02 and 5,077.13 is: 7,614.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.28 : 10,743.02 = 5,077.13 : x
  2. Step 2: Convert to fraction form
    7,163.28/10,743.02 = 5,077.13/x
  3. Step 3: Cross multiply
    7,163.28x = 10,743.02 × 5,077.13
  4. Step 4: Simplify right side
    7,163.28x = 54,543,655.42
  5. Step 5: Solve for x
    x = 54,543,655.42/7,163.28
  6. Step 6: Final answer
    x = 7,614.34

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