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Finding the Fourth Proportional to 5,474.68, 8,212.02 and 1,579.39

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Solution

The fourth proportional to 5,474.68, 8,212.02 and 1,579.39 is: 2,369.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.68 : 8,212.02 = 1,579.39 : x
  2. Step 2: Convert to fraction form
    5,474.68/8,212.02 = 1,579.39/x
  3. Step 3: Cross multiply
    5,474.68x = 8,212.02 × 1,579.39
  4. Step 4: Simplify right side
    5,474.68x = 12,969,982.27
  5. Step 5: Solve for x
    x = 12,969,982.27/5,474.68
  6. Step 6: Final answer
    x = 2,369.09

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