Home / 3,425.28-4,727.36-2,249.76

Finding the Fourth Proportional to 3,425.28, 4,727.36 and 2,249.76

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Solution

The fourth proportional to 3,425.28, 4,727.36 and 2,249.76 is: 3,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.28 : 4,727.36 = 2,249.76 : x
  2. Step 2: Convert to fraction form
    3,425.28/4,727.36 = 2,249.76/x
  3. Step 3: Cross multiply
    3,425.28x = 4,727.36 × 2,249.76
  4. Step 4: Simplify right side
    3,425.28x = 10,635,425.43
  5. Step 5: Solve for x
    x = 10,635,425.43/3,425.28
  6. Step 6: Final answer
    x = 3,104.98

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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.