Home / 2,717.92-4,074.60-1,159.12

Finding the Fourth Proportional to 2,717.92, 4,074.60 and 1,159.12

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Solution

The fourth proportional to 2,717.92, 4,074.60 and 1,159.12 is: 1,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.92 : 4,074.60 = 1,159.12 : x
  2. Step 2: Convert to fraction form
    2,717.92/4,074.60 = 1,159.12/x
  3. Step 3: Cross multiply
    2,717.92x = 4,074.60 × 1,159.12
  4. Step 4: Simplify right side
    2,717.92x = 4,722,950.35
  5. Step 5: Solve for x
    x = 4,722,950.35/2,717.92
  6. Step 6: Final answer
    x = 1,737.71

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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.