Home / 2,205.94-3,044.46-1,274.44

Finding the Fourth Proportional to 2,205.94, 3,044.46 and 1,274.44

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Solution

The fourth proportional to 2,205.94, 3,044.46 and 1,274.44 is: 1,758.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.94 : 3,044.46 = 1,274.44 : x
  2. Step 2: Convert to fraction form
    2,205.94/3,044.46 = 1,274.44/x
  3. Step 3: Cross multiply
    2,205.94x = 3,044.46 × 1,274.44
  4. Step 4: Simplify right side
    2,205.94x = 3,879,978.77
  5. Step 5: Solve for x
    x = 3,879,978.77/2,205.94
  6. Step 6: Final answer
    x = 1,758.88

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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.