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Finding the Fourth Proportional to 6,604.54, 9,903.57 and 3,268.93

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Solution

The fourth proportional to 6,604.54, 9,903.57 and 3,268.93 is: 4,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.54 : 9,903.57 = 3,268.93 : x
  2. Step 2: Convert to fraction form
    6,604.54/9,903.57 = 3,268.93/x
  3. Step 3: Cross multiply
    6,604.54x = 9,903.57 × 3,268.93
  4. Step 4: Simplify right side
    6,604.54x = 32,374,086.49
  5. Step 5: Solve for x
    x = 32,374,086.49/6,604.54
  6. Step 6: Final answer
    x = 4,901.79

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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.