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Finding the Fourth Proportional to 7,379.83, 11,063.11 and 2,696.57

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Solution

The fourth proportional to 7,379.83, 11,063.11 and 2,696.57 is: 4,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.83 : 11,063.11 = 2,696.57 : x
  2. Step 2: Convert to fraction form
    7,379.83/11,063.11 = 2,696.57/x
  3. Step 3: Cross multiply
    7,379.83x = 11,063.11 × 2,696.57
  4. Step 4: Simplify right side
    7,379.83x = 29,832,396.32
  5. Step 5: Solve for x
    x = 29,832,396.32/7,379.83
  6. Step 6: Final answer
    x = 4,042.42

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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.