Home / 2,227.92-3,074.36-1,233.20

Finding the Fourth Proportional to 2,227.92, 3,074.36 and 1,233.20

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Solution

The fourth proportional to 2,227.92, 3,074.36 and 1,233.20 is: 1,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.92 : 3,074.36 = 1,233.20 : x
  2. Step 2: Convert to fraction form
    2,227.92/3,074.36 = 1,233.20/x
  3. Step 3: Cross multiply
    2,227.92x = 3,074.36 × 1,233.20
  4. Step 4: Simplify right side
    2,227.92x = 3,791,279.21
  5. Step 5: Solve for x
    x = 3,791,279.21/2,227.92
  6. Step 6: Final answer
    x = 1,701.71

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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.