Home / 2,014.97-3,022.40-628.13

Finding the Fourth Proportional to 2,014.97, 3,022.40 and 628.13

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Solution

The fourth proportional to 2,014.97, 3,022.40 and 628.13 is: 942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.97 : 3,022.40 = 628.13 : x
  2. Step 2: Convert to fraction form
    2,014.97/3,022.40 = 628.13/x
  3. Step 3: Cross multiply
    2,014.97x = 3,022.40 × 628.13
  4. Step 4: Simplify right side
    2,014.97x = 1,898,469.24
  5. Step 5: Solve for x
    x = 1,898,469.24/2,014.97
  6. Step 6: Final answer
    x = 942.18

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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.