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Finding the Fourth Proportional to 12,199.86, 16,835.79 and 6,610.86

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Solution

The fourth proportional to 12,199.86, 16,835.79 and 6,610.86 is: 9,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199.86 : 16,835.79 = 6,610.86 : x
  2. Step 2: Convert to fraction form
    12,199.86/16,835.79 = 6,610.86/x
  3. Step 3: Cross multiply
    12,199.86x = 16,835.79 × 6,610.86
  4. Step 4: Simplify right side
    12,199.86x = 111,299,050.68
  5. Step 5: Solve for x
    x = 111,299,050.68/12,199.86
  6. Step 6: Final answer
    x = 9,122.98

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