Home / 2,693.33-4,040.01-819.25

Finding the Fourth Proportional to 2,693.33, 4,040.01 and 819.25

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Solution

The fourth proportional to 2,693.33, 4,040.01 and 819.25 is: 1,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.33 : 4,040.01 = 819.25 : x
  2. Step 2: Convert to fraction form
    2,693.33/4,040.01 = 819.25/x
  3. Step 3: Cross multiply
    2,693.33x = 4,040.01 × 819.25
  4. Step 4: Simplify right side
    2,693.33x = 3,309,757.99
  5. Step 5: Solve for x
    x = 3,309,757.99/2,693.33
  6. Step 6: Final answer
    x = 1,228.87

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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.