Home / 2,696.45-3,721.34-1,517.63

Finding the Fourth Proportional to 2,696.45, 3,721.34 and 1,517.63

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Solution

The fourth proportional to 2,696.45, 3,721.34 and 1,517.63 is: 2,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.45 : 3,721.34 = 1,517.63 : x
  2. Step 2: Convert to fraction form
    2,696.45/3,721.34 = 1,517.63/x
  3. Step 3: Cross multiply
    2,696.45x = 3,721.34 × 1,517.63
  4. Step 4: Simplify right side
    2,696.45x = 5,647,602.41
  5. Step 5: Solve for x
    x = 5,647,602.41/2,696.45
  6. Step 6: Final answer
    x = 2,094.46

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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.