Home / 2,696.37-4,043.75-748.73

Finding the Fourth Proportional to 2,696.37, 4,043.75 and 748.73

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Solution

The fourth proportional to 2,696.37, 4,043.75 and 748.73 is: 1,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.37 : 4,043.75 = 748.73 : x
  2. Step 2: Convert to fraction form
    2,696.37/4,043.75 = 748.73/x
  3. Step 3: Cross multiply
    2,696.37x = 4,043.75 × 748.73
  4. Step 4: Simplify right side
    2,696.37x = 3,027,652.98
  5. Step 5: Solve for x
    x = 3,027,652.98/2,696.37
  6. Step 6: Final answer
    x = 1,122.86

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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.