Home / 3,204.75-4,799.10-2,031.21

Finding the Fourth Proportional to 3,204.75, 4,799.10 and 2,031.21

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Solution

The fourth proportional to 3,204.75, 4,799.10 and 2,031.21 is: 3,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.75 : 4,799.10 = 2,031.21 : x
  2. Step 2: Convert to fraction form
    3,204.75/4,799.10 = 2,031.21/x
  3. Step 3: Cross multiply
    3,204.75x = 4,799.10 × 2,031.21
  4. Step 4: Simplify right side
    3,204.75x = 9,747,979.91
  5. Step 5: Solve for x
    x = 9,747,979.91/3,204.75
  6. Step 6: Final answer
    x = 3,041.73

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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.