Home / 3,943.46-5,442.93-2,371.25

Finding the Fourth Proportional to 3,943.46, 5,442.93 and 2,371.25

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Solution

The fourth proportional to 3,943.46, 5,442.93 and 2,371.25 is: 3,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.46 : 5,442.93 = 2,371.25 : x
  2. Step 2: Convert to fraction form
    3,943.46/5,442.93 = 2,371.25/x
  3. Step 3: Cross multiply
    3,943.46x = 5,442.93 × 2,371.25
  4. Step 4: Simplify right side
    3,943.46x = 12,906,535.91
  5. Step 5: Solve for x
    x = 12,906,535.91/3,943.46
  6. Step 6: Final answer
    x = 3,272.90

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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.