Home / 2,696.29-3,721.23-1,517.59

Finding the Fourth Proportional to 2,696.29, 3,721.23 and 1,517.59

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Solution

The fourth proportional to 2,696.29, 3,721.23 and 1,517.59 is: 2,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.29 : 3,721.23 = 1,517.59 : x
  2. Step 2: Convert to fraction form
    2,696.29/3,721.23 = 1,517.59/x
  3. Step 3: Cross multiply
    2,696.29x = 3,721.23 × 1,517.59
  4. Step 4: Simplify right side
    2,696.29x = 5,647,301.44
  5. Step 5: Solve for x
    x = 5,647,301.44/2,696.29
  6. Step 6: Final answer
    x = 2,094.47

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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.