Home / 3,850.82-5,776.23-2,206.23

Finding the Fourth Proportional to 3,850.82, 5,776.23 and 2,206.23

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Solution

The fourth proportional to 3,850.82, 5,776.23 and 2,206.23 is: 3,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.82 : 5,776.23 = 2,206.23 : x
  2. Step 2: Convert to fraction form
    3,850.82/5,776.23 = 2,206.23/x
  3. Step 3: Cross multiply
    3,850.82x = 5,776.23 × 2,206.23
  4. Step 4: Simplify right side
    3,850.82x = 12,743,691.91
  5. Step 5: Solve for x
    x = 12,743,691.91/3,850.82
  6. Step 6: Final answer
    x = 3,309.35

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Double scale
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Similar ratio
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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.