Home / 2,227.11-3,341.23-667.10

Finding the Fourth Proportional to 2,227.11, 3,341.23 and 667.10

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Solution

The fourth proportional to 2,227.11, 3,341.23 and 667.10 is: 1,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.11 : 3,341.23 = 667.10 : x
  2. Step 2: Convert to fraction form
    2,227.11/3,341.23 = 667.10/x
  3. Step 3: Cross multiply
    2,227.11x = 3,341.23 × 667.10
  4. Step 4: Simplify right side
    2,227.11x = 2,228,934.53
  5. Step 5: Solve for x
    x = 2,228,934.53/2,227.11
  6. Step 6: Final answer
    x = 1,000.82

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Double scale
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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.