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Finding the Fourth Proportional to 6,789.52, 10,188.12 and 3,669.52

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Solution

The fourth proportional to 6,789.52, 10,188.12 and 3,669.52 is: 5,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.52 : 10,188.12 = 3,669.52 : x
  2. Step 2: Convert to fraction form
    6,789.52/10,188.12 = 3,669.52/x
  3. Step 3: Cross multiply
    6,789.52x = 10,188.12 × 3,669.52
  4. Step 4: Simplify right side
    6,789.52x = 37,385,510.10
  5. Step 5: Solve for x
    x = 37,385,510.10/6,789.52
  6. Step 6: Final answer
    x = 5,506.36

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