Home / 6,422.60-9,631.98-3,342.92

Finding the Fourth Proportional to 6,422.60, 9,631.98 and 3,342.92

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Solution

The fourth proportional to 6,422.60, 9,631.98 and 3,342.92 is: 5,013.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.60 : 9,631.98 = 3,342.92 : x
  2. Step 2: Convert to fraction form
    6,422.60/9,631.98 = 3,342.92/x
  3. Step 3: Cross multiply
    6,422.60x = 9,631.98 × 3,342.92
  4. Step 4: Simplify right side
    6,422.60x = 32,198,938.58
  5. Step 5: Solve for x
    x = 32,198,938.58/6,422.60
  6. Step 6: Final answer
    x = 5,013.38

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1.5x scale

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.