Home / 3,397.86-4,691.70-2,203.42

Finding the Fourth Proportional to 3,397.86, 4,691.70 and 2,203.42

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Solution

The fourth proportional to 3,397.86, 4,691.70 and 2,203.42 is: 3,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.86 : 4,691.70 = 2,203.42 : x
  2. Step 2: Convert to fraction form
    3,397.86/4,691.70 = 2,203.42/x
  3. Step 3: Cross multiply
    3,397.86x = 4,691.70 × 2,203.42
  4. Step 4: Simplify right side
    3,397.86x = 10,337,785.61
  5. Step 5: Solve for x
    x = 10,337,785.61/3,397.86
  6. Step 6: Final answer
    x = 3,042.44

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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.