Home / 3,961.82-5,467.24-2,193.42

Finding the Fourth Proportional to 3,961.82, 5,467.24 and 2,193.42

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Solution

The fourth proportional to 3,961.82, 5,467.24 and 2,193.42 is: 3,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.82 : 5,467.24 = 2,193.42 : x
  2. Step 2: Convert to fraction form
    3,961.82/5,467.24 = 2,193.42/x
  3. Step 3: Cross multiply
    3,961.82x = 5,467.24 × 2,193.42
  4. Step 4: Simplify right side
    3,961.82x = 11,991,953.56
  5. Step 5: Solve for x
    x = 11,991,953.56/3,961.82
  6. Step 6: Final answer
    x = 3,026.88

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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.