Home / 6,198.39-8,553.78-3,545.82

Finding the Fourth Proportional to 6,198.39, 8,553.78 and 3,545.82

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Solution

The fourth proportional to 6,198.39, 8,553.78 and 3,545.82 is: 4,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.39 : 8,553.78 = 3,545.82 : x
  2. Step 2: Convert to fraction form
    6,198.39/8,553.78 = 3,545.82/x
  3. Step 3: Cross multiply
    6,198.39x = 8,553.78 × 3,545.82
  4. Step 4: Simplify right side
    6,198.39x = 30,330,164.20
  5. Step 5: Solve for x
    x = 30,330,164.20/6,198.39
  6. Step 6: Final answer
    x = 4,893.23

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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.