Home / 3,040.86-4,197.56-2,377.92

Finding the Fourth Proportional to 3,040.86, 4,197.56 and 2,377.92

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Solution

The fourth proportional to 3,040.86, 4,197.56 and 2,377.92 is: 3,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.86 : 4,197.56 = 2,377.92 : x
  2. Step 2: Convert to fraction form
    3,040.86/4,197.56 = 2,377.92/x
  3. Step 3: Cross multiply
    3,040.86x = 4,197.56 × 2,377.92
  4. Step 4: Simplify right side
    3,040.86x = 9,981,449.99
  5. Step 5: Solve for x
    x = 9,981,449.99/3,040.86
  6. Step 6: Final answer
    x = 3,282.44

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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.