Home / 7,936.28-11,888.94-3,770.36

Finding the Fourth Proportional to 7,936.28, 11,888.94 and 3,770.36

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Solution

The fourth proportional to 7,936.28, 11,888.94 and 3,770.36 is: 5,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.28 : 11,888.94 = 3,770.36 : x
  2. Step 2: Convert to fraction form
    7,936.28/11,888.94 = 3,770.36/x
  3. Step 3: Cross multiply
    7,936.28x = 11,888.94 × 3,770.36
  4. Step 4: Simplify right side
    7,936.28x = 44,825,583.82
  5. Step 5: Solve for x
    x = 44,825,583.82/7,936.28
  6. Step 6: Final answer
    x = 5,648.19

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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.