Home / 2,789.44-4,175.52-2,020.48

Finding the Fourth Proportional to 2,789.44, 4,175.52 and 2,020.48

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Solution

The fourth proportional to 2,789.44, 4,175.52 and 2,020.48 is: 3,024.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.44 : 4,175.52 = 2,020.48 : x
  2. Step 2: Convert to fraction form
    2,789.44/4,175.52 = 2,020.48/x
  3. Step 3: Cross multiply
    2,789.44x = 4,175.52 × 2,020.48
  4. Step 4: Simplify right side
    2,789.44x = 8,436,554.65
  5. Step 5: Solve for x
    x = 8,436,554.65/2,789.44
  6. Step 6: Final answer
    x = 3,024.46

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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.