Home / 1,729.44-2,581.61-1,481.58

Finding the Fourth Proportional to 1,729.44, 2,581.61 and 1,481.58

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Solution

The fourth proportional to 1,729.44, 2,581.61 and 1,481.58 is: 2,211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.44 : 2,581.61 = 1,481.58 : x
  2. Step 2: Convert to fraction form
    1,729.44/2,581.61 = 1,481.58/x
  3. Step 3: Cross multiply
    1,729.44x = 2,581.61 × 1,481.58
  4. Step 4: Simplify right side
    1,729.44x = 3,824,854.34
  5. Step 5: Solve for x
    x = 3,824,854.34/1,729.44
  6. Step 6: Final answer
    x = 2,211.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.