Home / 3,514.19-4,849.68-1,942.39

Finding the Fourth Proportional to 3,514.19, 4,849.68 and 1,942.39

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Solution

The fourth proportional to 3,514.19, 4,849.68 and 1,942.39 is: 2,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.19 : 4,849.68 = 1,942.39 : x
  2. Step 2: Convert to fraction form
    3,514.19/4,849.68 = 1,942.39/x
  3. Step 3: Cross multiply
    3,514.19x = 4,849.68 × 1,942.39
  4. Step 4: Simplify right side
    3,514.19x = 9,419,969.94
  5. Step 5: Solve for x
    x = 9,419,969.94/3,514.19
  6. Step 6: Final answer
    x = 2,680.55

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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.