Home / 6,436.44-9,654.72-3,517.20

Finding the Fourth Proportional to 6,436.44, 9,654.72 and 3,517.20

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Solution

The fourth proportional to 6,436.44, 9,654.72 and 3,517.20 is: 5,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.44 : 9,654.72 = 3,517.20 : x
  2. Step 2: Convert to fraction form
    6,436.44/9,654.72 = 3,517.20/x
  3. Step 3: Cross multiply
    6,436.44x = 9,654.72 × 3,517.20
  4. Step 4: Simplify right side
    6,436.44x = 33,957,581.18
  5. Step 5: Solve for x
    x = 33,957,581.18/6,436.44
  6. Step 6: Final answer
    x = 5,275.83

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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.