Home / 3,375.08-5,058.58-2,205.66

Finding the Fourth Proportional to 3,375.08, 5,058.58 and 2,205.66

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Solution

The fourth proportional to 3,375.08, 5,058.58 and 2,205.66 is: 3,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.08 : 5,058.58 = 2,205.66 : x
  2. Step 2: Convert to fraction form
    3,375.08/5,058.58 = 2,205.66/x
  3. Step 3: Cross multiply
    3,375.08x = 5,058.58 × 2,205.66
  4. Step 4: Simplify right side
    3,375.08x = 11,157,507.56
  5. Step 5: Solve for x
    x = 11,157,507.56/3,375.08
  6. Step 6: Final answer
    x = 3,305.85

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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.