Home / 2,040.18-3,060.24-1,351.20

Finding the Fourth Proportional to 2,040.18, 3,060.24 and 1,351.20

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Solution

The fourth proportional to 2,040.18, 3,060.24 and 1,351.20 is: 2,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.18 : 3,060.24 = 1,351.20 : x
  2. Step 2: Convert to fraction form
    2,040.18/3,060.24 = 1,351.20/x
  3. Step 3: Cross multiply
    2,040.18x = 3,060.24 × 1,351.20
  4. Step 4: Simplify right side
    2,040.18x = 4,134,996.29
  5. Step 5: Solve for x
    x = 4,134,996.29/2,040.18
  6. Step 6: Final answer
    x = 2,026.78

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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.