Home / 2,729.75-3,766.91-1,610.63

Finding the Fourth Proportional to 2,729.75, 3,766.91 and 1,610.63

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Solution

The fourth proportional to 2,729.75, 3,766.91 and 1,610.63 is: 2,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.75 : 3,766.91 = 1,610.63 : x
  2. Step 2: Convert to fraction form
    2,729.75/3,766.91 = 1,610.63/x
  3. Step 3: Cross multiply
    2,729.75x = 3,766.91 × 1,610.63
  4. Step 4: Simplify right side
    2,729.75x = 6,067,106.68
  5. Step 5: Solve for x
    x = 6,067,106.68/2,729.75
  6. Step 6: Final answer
    x = 2,222.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.