Home / 3,514.38-4,849.86-1,942.53

Finding the Fourth Proportional to 3,514.38, 4,849.86 and 1,942.53

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Solution

The fourth proportional to 3,514.38, 4,849.86 and 1,942.53 is: 2,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.38 : 4,849.86 = 1,942.53 : x
  2. Step 2: Convert to fraction form
    3,514.38/4,849.86 = 1,942.53/x
  3. Step 3: Cross multiply
    3,514.38x = 4,849.86 × 1,942.53
  4. Step 4: Simplify right side
    3,514.38x = 9,420,998.55
  5. Step 5: Solve for x
    x = 9,420,998.55/3,514.38
  6. Step 6: Final answer
    x = 2,680.70

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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.