Home / 3,514.20-4,849.41-2,255.31

Finding the Fourth Proportional to 3,514.20, 4,849.41 and 2,255.31

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Solution

The fourth proportional to 3,514.20, 4,849.41 and 2,255.31 is: 3,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.20 : 4,849.41 = 2,255.31 : x
  2. Step 2: Convert to fraction form
    3,514.20/4,849.41 = 2,255.31/x
  3. Step 3: Cross multiply
    3,514.20x = 4,849.41 × 2,255.31
  4. Step 4: Simplify right side
    3,514.20x = 10,936,922.87
  5. Step 5: Solve for x
    x = 10,936,922.87/3,514.20
  6. Step 6: Final answer
    x = 3,112.21

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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.