Home / 3,449.27-4,759.97-1,877.39

Finding the Fourth Proportional to 3,449.27, 4,759.97 and 1,877.39

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Solution

The fourth proportional to 3,449.27, 4,759.97 and 1,877.39 is: 2,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.27 : 4,759.97 = 1,877.39 : x
  2. Step 2: Convert to fraction form
    3,449.27/4,759.97 = 1,877.39/x
  3. Step 3: Cross multiply
    3,449.27x = 4,759.97 × 1,877.39
  4. Step 4: Simplify right side
    3,449.27x = 8,936,320.08
  5. Step 5: Solve for x
    x = 8,936,320.08/3,449.27
  6. Step 6: Final answer
    x = 2,590.79

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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.