Home / 4,144.13-5,718.83-2,255.73

Finding the Fourth Proportional to 4,144.13, 5,718.83 and 2,255.73

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Solution

The fourth proportional to 4,144.13, 5,718.83 and 2,255.73 is: 3,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.13 : 5,718.83 = 2,255.73 : x
  2. Step 2: Convert to fraction form
    4,144.13/5,718.83 = 2,255.73/x
  3. Step 3: Cross multiply
    4,144.13x = 5,718.83 × 2,255.73
  4. Step 4: Simplify right side
    4,144.13x = 12,900,136.40
  5. Step 5: Solve for x
    x = 12,900,136.40/4,144.13
  6. Step 6: Final answer
    x = 3,112.87

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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.