Home / 6,788.73-10,183.74-2,108.79

Finding the Fourth Proportional to 6,788.73, 10,183.74 and 2,108.79

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Solution

The fourth proportional to 6,788.73, 10,183.74 and 2,108.79 is: 3,163.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.73 : 10,183.74 = 2,108.79 : x
  2. Step 2: Convert to fraction form
    6,788.73/10,183.74 = 2,108.79/x
  3. Step 3: Cross multiply
    6,788.73x = 10,183.74 × 2,108.79
  4. Step 4: Simplify right side
    6,788.73x = 21,475,369.07
  5. Step 5: Solve for x
    x = 21,475,369.07/6,788.73
  6. Step 6: Final answer
    x = 3,163.39

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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.