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Finding the Fourth Proportional to 11,203.02, 15,464.94 and 7,974.93

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Solution

The fourth proportional to 11,203.02, 15,464.94 and 7,974.93 is: 11,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.02 : 15,464.94 = 7,974.93 : x
  2. Step 2: Convert to fraction form
    11,203.02/15,464.94 = 7,974.93/x
  3. Step 3: Cross multiply
    11,203.02x = 15,464.94 × 7,974.93
  4. Step 4: Simplify right side
    11,203.02x = 123,331,813.95
  5. Step 5: Solve for x
    x = 123,331,813.95/11,203.02
  6. Step 6: Final answer
    x = 11,008.80

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