Home / 3,282.72-4,524.24-2,691.36

Finding the Fourth Proportional to 3,282.72, 4,524.24 and 2,691.36

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Solution

The fourth proportional to 3,282.72, 4,524.24 and 2,691.36 is: 3,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.72 : 4,524.24 = 2,691.36 : x
  2. Step 2: Convert to fraction form
    3,282.72/4,524.24 = 2,691.36/x
  3. Step 3: Cross multiply
    3,282.72x = 4,524.24 × 2,691.36
  4. Step 4: Simplify right side
    3,282.72x = 12,176,358.57
  5. Step 5: Solve for x
    x = 12,176,358.57/3,282.72
  6. Step 6: Final answer
    x = 3,709.23

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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.