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Finding the Fourth Proportional to 6,604.88, 9,907.38 and 3,093.84

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Solution

The fourth proportional to 6,604.88, 9,907.38 and 3,093.84 is: 4,640.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.88 : 9,907.38 = 3,093.84 : x
  2. Step 2: Convert to fraction form
    6,604.88/9,907.38 = 3,093.84/x
  3. Step 3: Cross multiply
    6,604.88x = 9,907.38 × 3,093.84
  4. Step 4: Simplify right side
    6,604.88x = 30,651,848.54
  5. Step 5: Solve for x
    x = 30,651,848.54/6,604.88
  6. Step 6: Final answer
    x = 4,640.79

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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.