Home / 2,982.91-4,116.68-2,542.27

Finding the Fourth Proportional to 2,982.91, 4,116.68 and 2,542.27

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Solution

The fourth proportional to 2,982.91, 4,116.68 and 2,542.27 is: 3,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.91 : 4,116.68 = 2,542.27 : x
  2. Step 2: Convert to fraction form
    2,982.91/4,116.68 = 2,542.27/x
  3. Step 3: Cross multiply
    2,982.91x = 4,116.68 × 2,542.27
  4. Step 4: Simplify right side
    2,982.91x = 10,465,712.06
  5. Step 5: Solve for x
    x = 10,465,712.06/2,982.91
  6. Step 6: Final answer
    x = 3,508.56

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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.