Home / 2,306.42-3,454.21-1,132.76

Finding the Fourth Proportional to 2,306.42, 3,454.21 and 1,132.76

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Solution

The fourth proportional to 2,306.42, 3,454.21 and 1,132.76 is: 1,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.42 : 3,454.21 = 1,132.76 : x
  2. Step 2: Convert to fraction form
    2,306.42/3,454.21 = 1,132.76/x
  3. Step 3: Cross multiply
    2,306.42x = 3,454.21 × 1,132.76
  4. Step 4: Simplify right side
    2,306.42x = 3,912,790.92
  5. Step 5: Solve for x
    x = 3,912,790.92/2,306.42
  6. Step 6: Final answer
    x = 1,696.48

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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.