Home / 8,544.39-12,819.08-3,545.83

Finding the Fourth Proportional to 8,544.39, 12,819.08 and 3,545.83

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Solution

The fourth proportional to 8,544.39, 12,819.08 and 3,545.83 is: 5,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.39 : 12,819.08 = 3,545.83 : x
  2. Step 2: Convert to fraction form
    8,544.39/12,819.08 = 3,545.83/x
  3. Step 3: Cross multiply
    8,544.39x = 12,819.08 × 3,545.83
  4. Step 4: Simplify right side
    8,544.39x = 45,454,278.44
  5. Step 5: Solve for x
    x = 45,454,278.44/8,544.39
  6. Step 6: Final answer
    x = 5,319.78

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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.