Home / 2,247.25-3,348.55-2,001.90

Finding the Fourth Proportional to 2,247.25, 3,348.55 and 2,001.90

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Solution

The fourth proportional to 2,247.25, 3,348.55 and 2,001.90 is: 2,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.25 : 3,348.55 = 2,001.90 : x
  2. Step 2: Convert to fraction form
    2,247.25/3,348.55 = 2,001.90/x
  3. Step 3: Cross multiply
    2,247.25x = 3,348.55 × 2,001.90
  4. Step 4: Simplify right side
    2,247.25x = 6,703,462.25
  5. Step 5: Solve for x
    x = 6,703,462.25/2,247.25
  6. Step 6: Final answer
    x = 2,982.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.