Home / 5,717.97-8,575.20-2,207.70

Finding the Fourth Proportional to 5,717.97, 8,575.20 and 2,207.70

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Solution

The fourth proportional to 5,717.97, 8,575.20 and 2,207.70 is: 3,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.97 : 8,575.20 = 2,207.70 : x
  2. Step 2: Convert to fraction form
    5,717.97/8,575.20 = 2,207.70/x
  3. Step 3: Cross multiply
    5,717.97x = 8,575.20 × 2,207.70
  4. Step 4: Simplify right side
    5,717.97x = 18,931,469.04
  5. Step 5: Solve for x
    x = 18,931,469.04/5,717.97
  6. Step 6: Final answer
    x = 3,310.87

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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.