Home / 5,712.40-8,568.60-2,593.90

Finding the Fourth Proportional to 5,712.40, 8,568.60 and 2,593.90

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Solution

The fourth proportional to 5,712.40, 8,568.60 and 2,593.90 is: 3,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.40 : 8,568.60 = 2,593.90 : x
  2. Step 2: Convert to fraction form
    5,712.40/8,568.60 = 2,593.90/x
  3. Step 3: Cross multiply
    5,712.40x = 8,568.60 × 2,593.90
  4. Step 4: Simplify right side
    5,712.40x = 22,226,091.54
  5. Step 5: Solve for x
    x = 22,226,091.54/5,712.40
  6. Step 6: Final answer
    x = 3,890.85

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Similar ratio
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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.