Home / 2,042.13-3,063.26-1,353.21

Finding the Fourth Proportional to 2,042.13, 3,063.26 and 1,353.21

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Solution

The fourth proportional to 2,042.13, 3,063.26 and 1,353.21 is: 2,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.13 : 3,063.26 = 1,353.21 : x
  2. Step 2: Convert to fraction form
    2,042.13/3,063.26 = 1,353.21/x
  3. Step 3: Cross multiply
    2,042.13x = 3,063.26 × 1,353.21
  4. Step 4: Simplify right side
    2,042.13x = 4,145,227.30
  5. Step 5: Solve for x
    x = 4,145,227.30/2,042.13
  6. Step 6: Final answer
    x = 2,029.85

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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.