Home / 5,451.95-8,183.04-2,680.62

Finding the Fourth Proportional to 5,451.95, 8,183.04 and 2,680.62

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Solution

The fourth proportional to 5,451.95, 8,183.04 and 2,680.62 is: 4,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.95 : 8,183.04 = 2,680.62 : x
  2. Step 2: Convert to fraction form
    5,451.95/8,183.04 = 2,680.62/x
  3. Step 3: Cross multiply
    5,451.95x = 8,183.04 × 2,680.62
  4. Step 4: Simplify right side
    5,451.95x = 21,935,620.68
  5. Step 5: Solve for x
    x = 21,935,620.68/5,451.95
  6. Step 6: Final answer
    x = 4,023.44

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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.