Home / 3,672.12-5,480.97-3,379.26

Finding the Fourth Proportional to 3,672.12, 5,480.97 and 3,379.26

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Solution

The fourth proportional to 3,672.12, 5,480.97 and 3,379.26 is: 5,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.12 : 5,480.97 = 3,379.26 : x
  2. Step 2: Convert to fraction form
    3,672.12/5,480.97 = 3,379.26/x
  3. Step 3: Cross multiply
    3,672.12x = 5,480.97 × 3,379.26
  4. Step 4: Simplify right side
    3,672.12x = 18,521,622.68
  5. Step 5: Solve for x
    x = 18,521,622.68/3,672.12
  6. Step 6: Final answer
    x = 5,043.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.