Home / 11,198.81-15,453.89-6,162.56

Finding the Fourth Proportional to 11,198.81, 15,453.89 and 6,162.56

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Solution

The fourth proportional to 11,198.81, 15,453.89 and 6,162.56 is: 8,504.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.81 : 15,453.89 = 6,162.56 : x
  2. Step 2: Convert to fraction form
    11,198.81/15,453.89 = 6,162.56/x
  3. Step 3: Cross multiply
    11,198.81x = 15,453.89 × 6,162.56
  4. Step 4: Simplify right side
    11,198.81x = 95,235,453.87
  5. Step 5: Solve for x
    x = 95,235,453.87/11,198.81
  6. Step 6: Final answer
    x = 8,504.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.