Home / 6,789.12-10,180.92-2,837.79

Finding the Fourth Proportional to 6,789.12, 10,180.92 and 2,837.79

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Solution

The fourth proportional to 6,789.12, 10,180.92 and 2,837.79 is: 4,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.12 : 10,180.92 = 2,837.79 : x
  2. Step 2: Convert to fraction form
    6,789.12/10,180.92 = 2,837.79/x
  3. Step 3: Cross multiply
    6,789.12x = 10,180.92 × 2,837.79
  4. Step 4: Simplify right side
    6,789.12x = 28,891,312.97
  5. Step 5: Solve for x
    x = 28,891,312.97/6,789.12
  6. Step 6: Final answer
    x = 4,255.53

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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.