Home / 2,517.10-3,776.74-1,791.34

Finding the Fourth Proportional to 2,517.10, 3,776.74 and 1,791.34

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Solution

The fourth proportional to 2,517.10, 3,776.74 and 1,791.34 is: 2,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.10 : 3,776.74 = 1,791.34 : x
  2. Step 2: Convert to fraction form
    2,517.10/3,776.74 = 1,791.34/x
  3. Step 3: Cross multiply
    2,517.10x = 3,776.74 × 1,791.34
  4. Step 4: Simplify right side
    2,517.10x = 6,765,425.43
  5. Step 5: Solve for x
    x = 6,765,425.43/2,517.10
  6. Step 6: Final answer
    x = 2,687.79

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1.5x scale

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.