Home / 3,042.49-4,195.20-2,481.22

Finding the Fourth Proportional to 3,042.49, 4,195.20 and 2,481.22

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Solution

The fourth proportional to 3,042.49, 4,195.20 and 2,481.22 is: 3,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.49 : 4,195.20 = 2,481.22 : x
  2. Step 2: Convert to fraction form
    3,042.49/4,195.20 = 2,481.22/x
  3. Step 3: Cross multiply
    3,042.49x = 4,195.20 × 2,481.22
  4. Step 4: Simplify right side
    3,042.49x = 10,409,202.73
  5. Step 5: Solve for x
    x = 10,409,202.73/3,042.49
  6. Step 6: Final answer
    x = 3,421.27

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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.