Home / 2,240.97-3,358.92-1,143.02

Finding the Fourth Proportional to 2,240.97, 3,358.92 and 1,143.02

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Solution

The fourth proportional to 2,240.97, 3,358.92 and 1,143.02 is: 1,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.97 : 3,358.92 = 1,143.02 : x
  2. Step 2: Convert to fraction form
    2,240.97/3,358.92 = 1,143.02/x
  3. Step 3: Cross multiply
    2,240.97x = 3,358.92 × 1,143.02
  4. Step 4: Simplify right side
    2,240.97x = 3,839,300.23
  5. Step 5: Solve for x
    x = 3,839,300.23/2,240.97
  6. Step 6: Final answer
    x = 1,713.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.