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Finding the Fourth Proportional to 6,422.52, 9,635.22 and 3,650.52

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Solution

The fourth proportional to 6,422.52, 9,635.22 and 3,650.52 is: 5,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.52 : 9,635.22 = 3,650.52 : x
  2. Step 2: Convert to fraction form
    6,422.52/9,635.22 = 3,650.52/x
  3. Step 3: Cross multiply
    6,422.52x = 9,635.22 × 3,650.52
  4. Step 4: Simplify right side
    6,422.52x = 35,173,563.31
  5. Step 5: Solve for x
    x = 35,173,563.31/6,422.52
  6. Step 6: Final answer
    x = 5,476.60

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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.