Home / 6,198.20-9,281.10-4,545.80

Finding the Fourth Proportional to 6,198.20, 9,281.10 and 4,545.80

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Solution

The fourth proportional to 6,198.20, 9,281.10 and 4,545.80 is: 6,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.20 : 9,281.10 = 4,545.80 : x
  2. Step 2: Convert to fraction form
    6,198.20/9,281.10 = 4,545.80/x
  3. Step 3: Cross multiply
    6,198.20x = 9,281.10 × 4,545.80
  4. Step 4: Simplify right side
    6,198.20x = 42,190,024.38
  5. Step 5: Solve for x
    x = 42,190,024.38/6,198.20
  6. Step 6: Final answer
    x = 6,806.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.