Home / 3,560.34-5,338.23-1,481.78

Finding the Fourth Proportional to 3,560.34, 5,338.23 and 1,481.78

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Solution

The fourth proportional to 3,560.34, 5,338.23 and 1,481.78 is: 2,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.34 : 5,338.23 = 1,481.78 : x
  2. Step 2: Convert to fraction form
    3,560.34/5,338.23 = 1,481.78/x
  3. Step 3: Cross multiply
    3,560.34x = 5,338.23 × 1,481.78
  4. Step 4: Simplify right side
    3,560.34x = 7,910,055.76
  5. Step 5: Solve for x
    x = 7,910,055.76/3,560.34
  6. Step 6: Final answer
    x = 2,221.71

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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.