Home / 3,712.19-5,122.82-2,033.56

Finding the Fourth Proportional to 3,712.19, 5,122.82 and 2,033.56

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Solution

The fourth proportional to 3,712.19, 5,122.82 and 2,033.56 is: 2,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.19 : 5,122.82 = 2,033.56 : x
  2. Step 2: Convert to fraction form
    3,712.19/5,122.82 = 2,033.56/x
  3. Step 3: Cross multiply
    3,712.19x = 5,122.82 × 2,033.56
  4. Step 4: Simplify right side
    3,712.19x = 10,417,545.30
  5. Step 5: Solve for x
    x = 10,417,545.30/3,712.19
  6. Step 6: Final answer
    x = 2,806.31

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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.