Home / 2,690.33-4,044.60-2,148.44

Finding the Fourth Proportional to 2,690.33, 4,044.60 and 2,148.44

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Solution

The fourth proportional to 2,690.33, 4,044.60 and 2,148.44 is: 3,229.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690.33 : 4,044.60 = 2,148.44 : x
  2. Step 2: Convert to fraction form
    2,690.33/4,044.60 = 2,148.44/x
  3. Step 3: Cross multiply
    2,690.33x = 4,044.60 × 2,148.44
  4. Step 4: Simplify right side
    2,690.33x = 8,689,560.20
  5. Step 5: Solve for x
    x = 8,689,560.20/2,690.33
  6. Step 6: Final answer
    x = 3,229.93

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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.