Home / 3,514.85-4,839.43-2,982.68

Finding the Fourth Proportional to 3,514.85, 4,839.43 and 2,982.68

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Solution

The fourth proportional to 3,514.85, 4,839.43 and 2,982.68 is: 4,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.85 : 4,839.43 = 2,982.68 : x
  2. Step 2: Convert to fraction form
    3,514.85/4,839.43 = 2,982.68/x
  3. Step 3: Cross multiply
    3,514.85x = 4,839.43 × 2,982.68
  4. Step 4: Simplify right side
    3,514.85x = 14,434,456.16
  5. Step 5: Solve for x
    x = 14,434,456.16/3,514.85
  6. Step 6: Final answer
    x = 4,106.71

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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.