Home / 6,849.73-10,275.19-1,919.43

Finding the Fourth Proportional to 6,849.73, 10,275.19 and 1,919.43

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Solution

The fourth proportional to 6,849.73, 10,275.19 and 1,919.43 is: 2,879.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.73 : 10,275.19 = 1,919.43 : x
  2. Step 2: Convert to fraction form
    6,849.73/10,275.19 = 1,919.43/x
  3. Step 3: Cross multiply
    6,849.73x = 10,275.19 × 1,919.43
  4. Step 4: Simplify right side
    6,849.73x = 19,722,507.94
  5. Step 5: Solve for x
    x = 19,722,507.94/6,849.73
  6. Step 6: Final answer
    x = 2,879.31

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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.