Home / 2,215.41-3,321.24-1,044.73

Finding the Fourth Proportional to 2,215.41, 3,321.24 and 1,044.73

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Solution

The fourth proportional to 2,215.41, 3,321.24 and 1,044.73 is: 1,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215.41 : 3,321.24 = 1,044.73 : x
  2. Step 2: Convert to fraction form
    2,215.41/3,321.24 = 1,044.73/x
  3. Step 3: Cross multiply
    2,215.41x = 3,321.24 × 1,044.73
  4. Step 4: Simplify right side
    2,215.41x = 3,469,799.07
  5. Step 5: Solve for x
    x = 3,469,799.07/2,215.41
  6. Step 6: Final answer
    x = 1,566.21

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1.5x scale

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.