Home / 8,338.20-12,508.92-2,494.68

Finding the Fourth Proportional to 8,338.20, 12,508.92 and 2,494.68

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Solution

The fourth proportional to 8,338.20, 12,508.92 and 2,494.68 is: 3,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.20 : 12,508.92 = 2,494.68 : x
  2. Step 2: Convert to fraction form
    8,338.20/12,508.92 = 2,494.68/x
  3. Step 3: Cross multiply
    8,338.20x = 12,508.92 × 2,494.68
  4. Step 4: Simplify right side
    8,338.20x = 31,205,752.55
  5. Step 5: Solve for x
    x = 31,205,752.55/8,338.20
  6. Step 6: Final answer
    x = 3,742.50

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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.