Home / 6,614.32-9,921.52-2,231.82

Finding the Fourth Proportional to 6,614.32, 9,921.52 and 2,231.82

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Solution

The fourth proportional to 6,614.32, 9,921.52 and 2,231.82 is: 3,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.32 : 9,921.52 = 2,231.82 : x
  2. Step 2: Convert to fraction form
    6,614.32/9,921.52 = 2,231.82/x
  3. Step 3: Cross multiply
    6,614.32x = 9,921.52 × 2,231.82
  4. Step 4: Simplify right side
    6,614.32x = 22,143,046.77
  5. Step 5: Solve for x
    x = 22,143,046.77/6,614.32
  6. Step 6: Final answer
    x = 3,347.74

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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.