Home / 11,105.82-15,326.07-6,069.96

Finding the Fourth Proportional to 11,105.82, 15,326.07 and 6,069.96

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Solution

The fourth proportional to 11,105.82, 15,326.07 and 6,069.96 is: 8,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105.82 : 15,326.07 = 6,069.96 : x
  2. Step 2: Convert to fraction form
    11,105.82/15,326.07 = 6,069.96/x
  3. Step 3: Cross multiply
    11,105.82x = 15,326.07 × 6,069.96
  4. Step 4: Simplify right side
    11,105.82x = 93,028,631.86
  5. Step 5: Solve for x
    x = 93,028,631.86/11,105.82
  6. Step 6: Final answer
    x = 8,376.57

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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.