Home / 2,182.92-3,257.62-1,949.37

Finding the Fourth Proportional to 2,182.92, 3,257.62 and 1,949.37

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Solution

The fourth proportional to 2,182.92, 3,257.62 and 1,949.37 is: 2,909.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.92 : 3,257.62 = 1,949.37 : x
  2. Step 2: Convert to fraction form
    2,182.92/3,257.62 = 1,949.37/x
  3. Step 3: Cross multiply
    2,182.92x = 3,257.62 × 1,949.37
  4. Step 4: Simplify right side
    2,182.92x = 6,350,317.10
  5. Step 5: Solve for x
    x = 6,350,317.10/2,182.92
  6. Step 6: Final answer
    x = 2,909.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.