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Finding the Fourth Proportional to 5,453.72, 8,179.80 and 1,755.48

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Solution

The fourth proportional to 5,453.72, 8,179.80 and 1,755.48 is: 2,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.72 : 8,179.80 = 1,755.48 : x
  2. Step 2: Convert to fraction form
    5,453.72/8,179.80 = 1,755.48/x
  3. Step 3: Cross multiply
    5,453.72x = 8,179.80 × 1,755.48
  4. Step 4: Simplify right side
    5,453.72x = 14,359,475.30
  5. Step 5: Solve for x
    x = 14,359,475.30/5,453.72
  6. Step 6: Final answer
    x = 2,632.97

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