Home / 5,480.35-7,562.97-3,122.44

Finding the Fourth Proportional to 5,480.35, 7,562.97 and 3,122.44

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Solution

The fourth proportional to 5,480.35, 7,562.97 and 3,122.44 is: 4,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.35 : 7,562.97 = 3,122.44 : x
  2. Step 2: Convert to fraction form
    5,480.35/7,562.97 = 3,122.44/x
  3. Step 3: Cross multiply
    5,480.35x = 7,562.97 × 3,122.44
  4. Step 4: Simplify right side
    5,480.35x = 23,614,920.05
  5. Step 5: Solve for x
    x = 23,614,920.05/5,480.35
  6. Step 6: Final answer
    x = 4,309.02

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1.5x scale

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.