Home / 6,198.16-8,545.80-4,429.12

Finding the Fourth Proportional to 6,198.16, 8,545.80 and 4,429.12

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Solution

The fourth proportional to 6,198.16, 8,545.80 and 4,429.12 is: 6,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.16 : 8,545.80 = 4,429.12 : x
  2. Step 2: Convert to fraction form
    6,198.16/8,545.80 = 4,429.12/x
  3. Step 3: Cross multiply
    6,198.16x = 8,545.80 × 4,429.12
  4. Step 4: Simplify right side
    6,198.16x = 37,850,373.70
  5. Step 5: Solve for x
    x = 37,850,373.70/6,198.16
  6. Step 6: Final answer
    x = 6,106.71

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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.