Home / 2,004.31-3,006.21-834.45

Finding the Fourth Proportional to 2,004.31, 3,006.21 and 834.45

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Solution

The fourth proportional to 2,004.31, 3,006.21 and 834.45 is: 1,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.31 : 3,006.21 = 834.45 : x
  2. Step 2: Convert to fraction form
    2,004.31/3,006.21 = 834.45/x
  3. Step 3: Cross multiply
    2,004.31x = 3,006.21 × 834.45
  4. Step 4: Simplify right side
    2,004.31x = 2,508,540.70
  5. Step 5: Solve for x
    x = 2,508,540.70/2,004.31
  6. Step 6: Final answer
    x = 1,251.58

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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.