Home / 3,143.75-4,717.67-1,195.97

Finding the Fourth Proportional to 3,143.75, 4,717.67 and 1,195.97

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Solution

The fourth proportional to 3,143.75, 4,717.67 and 1,195.97 is: 1,794.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.75 : 4,717.67 = 1,195.97 : x
  2. Step 2: Convert to fraction form
    3,143.75/4,717.67 = 1,195.97/x
  3. Step 3: Cross multiply
    3,143.75x = 4,717.67 × 1,195.97
  4. Step 4: Simplify right side
    3,143.75x = 5,642,162.22
  5. Step 5: Solve for x
    x = 5,642,162.22/3,143.75
  6. Step 6: Final answer
    x = 1,794.73

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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.