Home / 2,799.70-4,195.76-2,273.80

Finding the Fourth Proportional to 2,799.70, 4,195.76 and 2,273.80

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Solution

The fourth proportional to 2,799.70, 4,195.76 and 2,273.80 is: 3,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.70 : 4,195.76 = 2,273.80 : x
  2. Step 2: Convert to fraction form
    2,799.70/4,195.76 = 2,273.80/x
  3. Step 3: Cross multiply
    2,799.70x = 4,195.76 × 2,273.80
  4. Step 4: Simplify right side
    2,799.70x = 9,540,319.09
  5. Step 5: Solve for x
    x = 9,540,319.09/2,799.70
  6. Step 6: Final answer
    x = 3,407.62

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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.