Home / 2,851.29-4,273.44-1,619.73

Finding the Fourth Proportional to 2,851.29, 4,273.44 and 1,619.73

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Solution

The fourth proportional to 2,851.29, 4,273.44 and 1,619.73 is: 2,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.29 : 4,273.44 = 1,619.73 : x
  2. Step 2: Convert to fraction form
    2,851.29/4,273.44 = 1,619.73/x
  3. Step 3: Cross multiply
    2,851.29x = 4,273.44 × 1,619.73
  4. Step 4: Simplify right side
    2,851.29x = 6,921,818.97
  5. Step 5: Solve for x
    x = 6,921,818.97/2,851.29
  6. Step 6: Final answer
    x = 2,427.61

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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.