Home / 5,711.13-8,565.17-2,201.60

Finding the Fourth Proportional to 5,711.13, 8,565.17 and 2,201.60

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Solution

The fourth proportional to 5,711.13, 8,565.17 and 2,201.60 is: 3,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.13 : 8,565.17 = 2,201.60 : x
  2. Step 2: Convert to fraction form
    5,711.13/8,565.17 = 2,201.60/x
  3. Step 3: Cross multiply
    5,711.13x = 8,565.17 × 2,201.60
  4. Step 4: Simplify right side
    5,711.13x = 18,857,024.44
  5. Step 5: Solve for x
    x = 18,857,024.44/5,711.13
  6. Step 6: Final answer
    x = 3,301.80

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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.