Home / 6,408.38-8,843.33-3,575.90

Finding the Fourth Proportional to 6,408.38, 8,843.33 and 3,575.90

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Solution

The fourth proportional to 6,408.38, 8,843.33 and 3,575.90 is: 4,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.38 : 8,843.33 = 3,575.90 : x
  2. Step 2: Convert to fraction form
    6,408.38/8,843.33 = 3,575.90/x
  3. Step 3: Cross multiply
    6,408.38x = 8,843.33 × 3,575.90
  4. Step 4: Simplify right side
    6,408.38x = 31,622,894.80
  5. Step 5: Solve for x
    x = 31,622,894.80/6,408.38
  6. Step 6: Final answer
    x = 4,934.61

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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.