Home / 6,765.62-10,149.39-2,086.02

Finding the Fourth Proportional to 6,765.62, 10,149.39 and 2,086.02

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Solution

The fourth proportional to 6,765.62, 10,149.39 and 2,086.02 is: 3,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.62 : 10,149.39 = 2,086.02 : x
  2. Step 2: Convert to fraction form
    6,765.62/10,149.39 = 2,086.02/x
  3. Step 3: Cross multiply
    6,765.62x = 10,149.39 × 2,086.02
  4. Step 4: Simplify right side
    6,765.62x = 21,171,830.53
  5. Step 5: Solve for x
    x = 21,171,830.53/6,765.62
  6. Step 6: Final answer
    x = 3,129.33

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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.