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Finding the Fourth Proportional to 7,365.73, 11,043.83 and 3,151.73

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Solution

The fourth proportional to 7,365.73, 11,043.83 and 3,151.73 is: 4,725.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.73 : 11,043.83 = 3,151.73 : x
  2. Step 2: Convert to fraction form
    7,365.73/11,043.83 = 3,151.73/x
  3. Step 3: Cross multiply
    7,365.73x = 11,043.83 × 3,151.73
  4. Step 4: Simplify right side
    7,365.73x = 34,807,155.89
  5. Step 5: Solve for x
    x = 34,807,155.89/7,365.73
  6. Step 6: Final answer
    x = 4,725.56

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