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Finding the Fourth Proportional to 6,604.49, 9,904.38 and 3,093.90

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Solution

The fourth proportional to 6,604.49, 9,904.38 and 3,093.90 is: 4,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.49 : 9,904.38 = 3,093.90 : x
  2. Step 2: Convert to fraction form
    6,604.49/9,904.38 = 3,093.90/x
  3. Step 3: Cross multiply
    6,604.49x = 9,904.38 × 3,093.90
  4. Step 4: Simplify right side
    6,604.49x = 30,643,161.28
  5. Step 5: Solve for x
    x = 30,643,161.28/6,604.49
  6. Step 6: Final answer
    x = 4,639.75

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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.