Home / 4,815.82-7,227.85-3,432.54

Finding the Fourth Proportional to 4,815.82, 7,227.85 and 3,432.54

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Solution

The fourth proportional to 4,815.82, 7,227.85 and 3,432.54 is: 5,151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.82 : 7,227.85 = 3,432.54 : x
  2. Step 2: Convert to fraction form
    4,815.82/7,227.85 = 3,432.54/x
  3. Step 3: Cross multiply
    4,815.82x = 7,227.85 × 3,432.54
  4. Step 4: Simplify right side
    4,815.82x = 24,809,884.24
  5. Step 5: Solve for x
    x = 24,809,884.24/4,815.82
  6. Step 6: Final answer
    x = 5,151.75

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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.