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Finding the Fourth Proportional to 5,338.91, 7,996.05 and 3,696.62

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Solution

The fourth proportional to 5,338.91, 7,996.05 and 3,696.62 is: 5,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.91 : 7,996.05 = 3,696.62 : x
  2. Step 2: Convert to fraction form
    5,338.91/7,996.05 = 3,696.62/x
  3. Step 3: Cross multiply
    5,338.91x = 7,996.05 × 3,696.62
  4. Step 4: Simplify right side
    5,338.91x = 29,558,318.37
  5. Step 5: Solve for x
    x = 29,558,318.37/5,338.91
  6. Step 6: Final answer
    x = 5,536.40

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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.