Home / 7,844.82-11,764.86-3,163.32

Finding the Fourth Proportional to 7,844.82, 11,764.86 and 3,163.32

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Solution

The fourth proportional to 7,844.82, 11,764.86 and 3,163.32 is: 4,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.82 : 11,764.86 = 3,163.32 : x
  2. Step 2: Convert to fraction form
    7,844.82/11,764.86 = 3,163.32/x
  3. Step 3: Cross multiply
    7,844.82x = 11,764.86 × 3,163.32
  4. Step 4: Simplify right side
    7,844.82x = 37,216,016.94
  5. Step 5: Solve for x
    x = 37,216,016.94/7,844.82
  6. Step 6: Final answer
    x = 4,744.02

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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.