Home / 3,379.50-4,663.71-2,202.57

Finding the Fourth Proportional to 3,379.50, 4,663.71 and 2,202.57

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Solution

The fourth proportional to 3,379.50, 4,663.71 and 2,202.57 is: 3,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.50 : 4,663.71 = 2,202.57 : x
  2. Step 2: Convert to fraction form
    3,379.50/4,663.71 = 2,202.57/x
  3. Step 3: Cross multiply
    3,379.50x = 4,663.71 × 2,202.57
  4. Step 4: Simplify right side
    3,379.50x = 10,272,147.73
  5. Step 5: Solve for x
    x = 10,272,147.73/3,379.50
  6. Step 6: Final answer
    x = 3,039.55

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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.