Home / 5,691.40-8,540.52-2,404.24

Finding the Fourth Proportional to 5,691.40, 8,540.52 and 2,404.24

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Solution

The fourth proportional to 5,691.40, 8,540.52 and 2,404.24 is: 3,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.40 : 8,540.52 = 2,404.24 : x
  2. Step 2: Convert to fraction form
    5,691.40/8,540.52 = 2,404.24/x
  3. Step 3: Cross multiply
    5,691.40x = 8,540.52 × 2,404.24
  4. Step 4: Simplify right side
    5,691.40x = 20,533,459.80
  5. Step 5: Solve for x
    x = 20,533,459.80/5,691.40
  6. Step 6: Final answer
    x = 3,607.80

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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.