Home / 3,943.14-5,441.76-2,371.74

Finding the Fourth Proportional to 3,943.14, 5,441.76 and 2,371.74

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Solution

The fourth proportional to 3,943.14, 5,441.76 and 2,371.74 is: 3,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.14 : 5,441.76 = 2,371.74 : x
  2. Step 2: Convert to fraction form
    3,943.14/5,441.76 = 2,371.74/x
  3. Step 3: Cross multiply
    3,943.14x = 5,441.76 × 2,371.74
  4. Step 4: Simplify right side
    3,943.14x = 12,906,439.86
  5. Step 5: Solve for x
    x = 12,906,439.86/3,943.14
  6. Step 6: Final answer
    x = 3,273.14

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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.