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Finding the Fourth Proportional to 8,839.22, 12,198.67 and 6,187.48

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Solution

The fourth proportional to 8,839.22, 12,198.67 and 6,187.48 is: 8,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.22 : 12,198.67 = 6,187.48 : x
  2. Step 2: Convert to fraction form
    8,839.22/12,198.67 = 6,187.48/x
  3. Step 3: Cross multiply
    8,839.22x = 12,198.67 × 6,187.48
  4. Step 4: Simplify right side
    8,839.22x = 75,478,980.69
  5. Step 5: Solve for x
    x = 75,478,980.69/8,839.22
  6. Step 6: Final answer
    x = 8,539.10

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