Home / 2,006.80-3,005.52-1,951.44

Finding the Fourth Proportional to 2,006.80, 3,005.52 and 1,951.44

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Solution

The fourth proportional to 2,006.80, 3,005.52 and 1,951.44 is: 2,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.80 : 3,005.52 = 1,951.44 : x
  2. Step 2: Convert to fraction form
    2,006.80/3,005.52 = 1,951.44/x
  3. Step 3: Cross multiply
    2,006.80x = 3,005.52 × 1,951.44
  4. Step 4: Simplify right side
    2,006.80x = 5,865,091.95
  5. Step 5: Solve for x
    x = 5,865,091.95/2,006.80
  6. Step 6: Final answer
    x = 2,922.61

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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.