Home / 3,961.76-5,467.82-2,282.85

Finding the Fourth Proportional to 3,961.76, 5,467.82 and 2,282.85

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Solution

The fourth proportional to 3,961.76, 5,467.82 and 2,282.85 is: 3,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.76 : 5,467.82 = 2,282.85 : x
  2. Step 2: Convert to fraction form
    3,961.76/5,467.82 = 2,282.85/x
  3. Step 3: Cross multiply
    3,961.76x = 5,467.82 × 2,282.85
  4. Step 4: Simplify right side
    3,961.76x = 12,482,201.47
  5. Step 5: Solve for x
    x = 12,482,201.47/3,961.76
  6. Step 6: Final answer
    x = 3,150.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.