Home / 5,635.04-8,446.80-2,174.72

Finding the Fourth Proportional to 5,635.04, 8,446.80 and 2,174.72

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Solution

The fourth proportional to 5,635.04, 8,446.80 and 2,174.72 is: 3,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.04 : 8,446.80 = 2,174.72 : x
  2. Step 2: Convert to fraction form
    5,635.04/8,446.80 = 2,174.72/x
  3. Step 3: Cross multiply
    5,635.04x = 8,446.80 × 2,174.72
  4. Step 4: Simplify right side
    5,635.04x = 18,369,424.90
  5. Step 5: Solve for x
    x = 18,369,424.90/5,635.04
  6. Step 6: Final answer
    x = 3,259.86

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