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Finding the Fourth Proportional to 5,475.27, 8,214.12 and 1,579.38

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Solution

The fourth proportional to 5,475.27, 8,214.12 and 1,579.38 is: 2,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.27 : 8,214.12 = 1,579.38 : x
  2. Step 2: Convert to fraction form
    5,475.27/8,214.12 = 1,579.38/x
  3. Step 3: Cross multiply
    5,475.27x = 8,214.12 × 1,579.38
  4. Step 4: Simplify right side
    5,475.27x = 12,973,216.85
  5. Step 5: Solve for x
    x = 12,973,216.85/5,475.27
  6. Step 6: Final answer
    x = 2,369.42

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