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Finding the Fourth Proportional to 5,489.82, 8,236.83 and 2,203.85

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Solution

The fourth proportional to 5,489.82, 8,236.83 and 2,203.85 is: 3,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.82 : 8,236.83 = 2,203.85 : x
  2. Step 2: Convert to fraction form
    5,489.82/8,236.83 = 2,203.85/x
  3. Step 3: Cross multiply
    5,489.82x = 8,236.83 × 2,203.85
  4. Step 4: Simplify right side
    5,489.82x = 18,152,737.80
  5. Step 5: Solve for x
    x = 18,152,737.80/5,489.82
  6. Step 6: Final answer
    x = 3,306.62

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