Home / 2,694.75-3,719.97-1,997.34

Finding the Fourth Proportional to 2,694.75, 3,719.97 and 1,997.34

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Solution

The fourth proportional to 2,694.75, 3,719.97 and 1,997.34 is: 2,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.75 : 3,719.97 = 1,997.34 : x
  2. Step 2: Convert to fraction form
    2,694.75/3,719.97 = 1,997.34/x
  3. Step 3: Cross multiply
    2,694.75x = 3,719.97 × 1,997.34
  4. Step 4: Simplify right side
    2,694.75x = 7,430,044.88
  5. Step 5: Solve for x
    x = 7,430,044.88/2,694.75
  6. Step 6: Final answer
    x = 2,757.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.