Home / 3,207.60-4,425.96-2,545.92

Finding the Fourth Proportional to 3,207.60, 4,425.96 and 2,545.92

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Solution

The fourth proportional to 3,207.60, 4,425.96 and 2,545.92 is: 3,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.60 : 4,425.96 = 2,545.92 : x
  2. Step 2: Convert to fraction form
    3,207.60/4,425.96 = 2,545.92/x
  3. Step 3: Cross multiply
    3,207.60x = 4,425.96 × 2,545.92
  4. Step 4: Simplify right side
    3,207.60x = 11,268,140.08
  5. Step 5: Solve for x
    x = 11,268,140.08/3,207.60
  6. Step 6: Final answer
    x = 3,512.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.