Home / 3,331.14-5,002.28-3,198.70

Finding the Fourth Proportional to 3,331.14, 5,002.28 and 3,198.70

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Solution

The fourth proportional to 3,331.14, 5,002.28 and 3,198.70 is: 4,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.14 : 5,002.28 = 3,198.70 : x
  2. Step 2: Convert to fraction form
    3,331.14/5,002.28 = 3,198.70/x
  3. Step 3: Cross multiply
    3,331.14x = 5,002.28 × 3,198.70
  4. Step 4: Simplify right side
    3,331.14x = 16,000,793.04
  5. Step 5: Solve for x
    x = 16,000,793.04/3,331.14
  6. Step 6: Final answer
    x = 4,803.40

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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.