Home / 3,943.24-5,441.94-2,287.24

Finding the Fourth Proportional to 3,943.24, 5,441.94 and 2,287.24

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Solution

The fourth proportional to 3,943.24, 5,441.94 and 2,287.24 is: 3,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.24 : 5,441.94 = 2,287.24 : x
  2. Step 2: Convert to fraction form
    3,943.24/5,441.94 = 2,287.24/x
  3. Step 3: Cross multiply
    3,943.24x = 5,441.94 × 2,287.24
  4. Step 4: Simplify right side
    3,943.24x = 12,447,022.85
  5. Step 5: Solve for x
    x = 12,447,022.85/3,943.24
  6. Step 6: Final answer
    x = 3,156.55

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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.