Home / 3,049.25-4,208.99-2,167.61

Finding the Fourth Proportional to 3,049.25, 4,208.99 and 2,167.61

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Solution

The fourth proportional to 3,049.25, 4,208.99 and 2,167.61 is: 2,992.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.25 : 4,208.99 = 2,167.61 : x
  2. Step 2: Convert to fraction form
    3,049.25/4,208.99 = 2,167.61/x
  3. Step 3: Cross multiply
    3,049.25x = 4,208.99 × 2,167.61
  4. Step 4: Simplify right side
    3,049.25x = 9,123,416.93
  5. Step 5: Solve for x
    x = 9,123,416.93/3,049.25
  6. Step 6: Final answer
    x = 2,992.02

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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.