Home / 3,514.82-4,849.90-2,022.80

Finding the Fourth Proportional to 3,514.82, 4,849.90 and 2,022.80

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Solution

The fourth proportional to 3,514.82, 4,849.90 and 2,022.80 is: 2,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.82 : 4,849.90 = 2,022.80 : x
  2. Step 2: Convert to fraction form
    3,514.82/4,849.90 = 2,022.80/x
  3. Step 3: Cross multiply
    3,514.82x = 4,849.90 × 2,022.80
  4. Step 4: Simplify right side
    3,514.82x = 9,810,377.72
  5. Step 5: Solve for x
    x = 9,810,377.72/3,514.82
  6. Step 6: Final answer
    x = 2,791.15

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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.