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Finding the Fourth Proportional to 7,329.42, 10,114.61 and 3,972.22

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Solution

The fourth proportional to 7,329.42, 10,114.61 and 3,972.22 is: 5,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.42 : 10,114.61 = 3,972.22 : x
  2. Step 2: Convert to fraction form
    7,329.42/10,114.61 = 3,972.22/x
  3. Step 3: Cross multiply
    7,329.42x = 10,114.61 × 3,972.22
  4. Step 4: Simplify right side
    7,329.42x = 40,177,410.99
  5. Step 5: Solve for x
    x = 40,177,410.99/7,329.42
  6. Step 6: Final answer
    x = 5,481.66

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