Home / 3,149.12-4,725.29-2,290.52

Finding the Fourth Proportional to 3,149.12, 4,725.29 and 2,290.52

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Solution

The fourth proportional to 3,149.12, 4,725.29 and 2,290.52 is: 3,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.12 : 4,725.29 = 2,290.52 : x
  2. Step 2: Convert to fraction form
    3,149.12/4,725.29 = 2,290.52/x
  3. Step 3: Cross multiply
    3,149.12x = 4,725.29 × 2,290.52
  4. Step 4: Simplify right side
    3,149.12x = 10,823,353.35
  5. Step 5: Solve for x
    x = 10,823,353.35/3,149.12
  6. Step 6: Final answer
    x = 3,436.95

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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.