Home / 11,754.64-17,634.36-3,963.28

Finding the Fourth Proportional to 11,754.64, 17,634.36 and 3,963.28

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Solution

The fourth proportional to 11,754.64, 17,634.36 and 3,963.28 is: 5,945.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.64 : 17,634.36 = 3,963.28 : x
  2. Step 2: Convert to fraction form
    11,754.64/17,634.36 = 3,963.28/x
  3. Step 3: Cross multiply
    11,754.64x = 17,634.36 × 3,963.28
  4. Step 4: Simplify right side
    11,754.64x = 69,889,906.30
  5. Step 5: Solve for x
    x = 69,889,906.30/11,754.64
  6. Step 6: Final answer
    x = 5,945.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.