Home / 3,514.12-4,849.68-1,942.18

Finding the Fourth Proportional to 3,514.12, 4,849.68 and 1,942.18

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Solution

The fourth proportional to 3,514.12, 4,849.68 and 1,942.18 is: 2,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.12 : 4,849.68 = 1,942.18 : x
  2. Step 2: Convert to fraction form
    3,514.12/4,849.68 = 1,942.18/x
  3. Step 3: Cross multiply
    3,514.12x = 4,849.68 × 1,942.18
  4. Step 4: Simplify right side
    3,514.12x = 9,418,951.50
  5. Step 5: Solve for x
    x = 9,418,951.50/3,514.12
  6. Step 6: Final answer
    x = 2,680.32

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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.