Home / 3,375.61-5,054.33-2,202.70

Finding the Fourth Proportional to 3,375.61, 5,054.33 and 2,202.70

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Solution

The fourth proportional to 3,375.61, 5,054.33 and 2,202.70 is: 3,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.61 : 5,054.33 = 2,202.70 : x
  2. Step 2: Convert to fraction form
    3,375.61/5,054.33 = 2,202.70/x
  3. Step 3: Cross multiply
    3,375.61x = 5,054.33 × 2,202.70
  4. Step 4: Simplify right side
    3,375.61x = 11,133,172.69
  5. Step 5: Solve for x
    x = 11,133,172.69/3,375.61
  6. Step 6: Final answer
    x = 3,298.12

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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.