Home / 3,534.22-5,299.82-1,452.78

Finding the Fourth Proportional to 3,534.22, 5,299.82 and 1,452.78

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Solution

The fourth proportional to 3,534.22, 5,299.82 and 1,452.78 is: 2,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.22 : 5,299.82 = 1,452.78 : x
  2. Step 2: Convert to fraction form
    3,534.22/5,299.82 = 1,452.78/x
  3. Step 3: Cross multiply
    3,534.22x = 5,299.82 × 1,452.78
  4. Step 4: Simplify right side
    3,534.22x = 7,699,472.50
  5. Step 5: Solve for x
    x = 7,699,472.50/3,534.22
  6. Step 6: Final answer
    x = 2,178.55

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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.