Home / 2,694.20-3,717.95-1,515.27

Finding the Fourth Proportional to 2,694.20, 3,717.95 and 1,515.27

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Solution

The fourth proportional to 2,694.20, 3,717.95 and 1,515.27 is: 2,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.20 : 3,717.95 = 1,515.27 : x
  2. Step 2: Convert to fraction form
    2,694.20/3,717.95 = 1,515.27/x
  3. Step 3: Cross multiply
    2,694.20x = 3,717.95 × 1,515.27
  4. Step 4: Simplify right side
    2,694.20x = 5,633,687.62
  5. Step 5: Solve for x
    x = 5,633,687.62/2,694.20
  6. Step 6: Final answer
    x = 2,091.05

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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.