Home / 3,144.42-4,718.19-2,225.88

Finding the Fourth Proportional to 3,144.42, 4,718.19 and 2,225.88

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Solution

The fourth proportional to 3,144.42, 4,718.19 and 2,225.88 is: 3,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.42 : 4,718.19 = 2,225.88 : x
  2. Step 2: Convert to fraction form
    3,144.42/4,718.19 = 2,225.88/x
  3. Step 3: Cross multiply
    3,144.42x = 4,718.19 × 2,225.88
  4. Step 4: Simplify right side
    3,144.42x = 10,502,124.76
  5. Step 5: Solve for x
    x = 10,502,124.76/3,144.42
  6. Step 6: Final answer
    x = 3,339.92

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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.