Home / 3,144.33-4,717.25-2,221.70

Finding the Fourth Proportional to 3,144.33, 4,717.25 and 2,221.70

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Solution

The fourth proportional to 3,144.33, 4,717.25 and 2,221.70 is: 3,333.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.33 : 4,717.25 = 2,221.70 : x
  2. Step 2: Convert to fraction form
    3,144.33/4,717.25 = 2,221.70/x
  3. Step 3: Cross multiply
    3,144.33x = 4,717.25 × 2,221.70
  4. Step 4: Simplify right side
    3,144.33x = 10,480,279.63
  5. Step 5: Solve for x
    x = 10,480,279.63/3,144.33
  6. Step 6: Final answer
    x = 3,333.07

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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.