Home / 6,198.80-8,553.96-3,404.28

Finding the Fourth Proportional to 6,198.80, 8,553.96 and 3,404.28

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Solution

The fourth proportional to 6,198.80, 8,553.96 and 3,404.28 is: 4,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.80 : 8,553.96 = 3,404.28 : x
  2. Step 2: Convert to fraction form
    6,198.80/8,553.96 = 3,404.28/x
  3. Step 3: Cross multiply
    6,198.80x = 8,553.96 × 3,404.28
  4. Step 4: Simplify right side
    6,198.80x = 29,120,074.95
  5. Step 5: Solve for x
    x = 29,120,074.95/6,198.80
  6. Step 6: Final answer
    x = 4,697.70

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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.