Home / 5,607.92-8,408.28-2,488.88

Finding the Fourth Proportional to 5,607.92, 8,408.28 and 2,488.88

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Solution

The fourth proportional to 5,607.92, 8,408.28 and 2,488.88 is: 3,731.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.92 : 8,408.28 = 2,488.88 : x
  2. Step 2: Convert to fraction form
    5,607.92/8,408.28 = 2,488.88/x
  3. Step 3: Cross multiply
    5,607.92x = 8,408.28 × 2,488.88
  4. Step 4: Simplify right side
    5,607.92x = 20,927,230.28
  5. Step 5: Solve for x
    x = 20,927,230.28/5,607.92
  6. Step 6: Final answer
    x = 3,731.73

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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.