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Finding the Fourth Proportional to 5,472.73, 8,212.38 and 2,185.33

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Solution

The fourth proportional to 5,472.73, 8,212.38 and 2,185.33 is: 3,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.73 : 8,212.38 = 2,185.33 : x
  2. Step 2: Convert to fraction form
    5,472.73/8,212.38 = 2,185.33/x
  3. Step 3: Cross multiply
    5,472.73x = 8,212.38 × 2,185.33
  4. Step 4: Simplify right side
    5,472.73x = 17,946,760.39
  5. Step 5: Solve for x
    x = 17,946,760.39/5,472.73
  6. Step 6: Final answer
    x = 3,279.31

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