Home / 2,696.20-4,044.60-1,872.43

Finding the Fourth Proportional to 2,696.20, 4,044.60 and 1,872.43

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Solution

The fourth proportional to 2,696.20, 4,044.60 and 1,872.43 is: 2,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.20 : 4,044.60 = 1,872.43 : x
  2. Step 2: Convert to fraction form
    2,696.20/4,044.60 = 1,872.43/x
  3. Step 3: Cross multiply
    2,696.20x = 4,044.60 × 1,872.43
  4. Step 4: Simplify right side
    2,696.20x = 7,573,230.38
  5. Step 5: Solve for x
    x = 7,573,230.38/2,696.20
  6. Step 6: Final answer
    x = 2,808.85

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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.