Home / 3,553.68-4,902.16-2,227.12

Finding the Fourth Proportional to 3,553.68, 4,902.16 and 2,227.12

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Solution

The fourth proportional to 3,553.68, 4,902.16 and 2,227.12 is: 3,072.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.68 : 4,902.16 = 2,227.12 : x
  2. Step 2: Convert to fraction form
    3,553.68/4,902.16 = 2,227.12/x
  3. Step 3: Cross multiply
    3,553.68x = 4,902.16 × 2,227.12
  4. Step 4: Simplify right side
    3,553.68x = 10,917,698.58
  5. Step 5: Solve for x
    x = 10,917,698.58/3,553.68
  6. Step 6: Final answer
    x = 3,072.22

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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.