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Finding the Fourth Proportional to 6,604.96, 9,909.26 and 5,369.30

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Solution

The fourth proportional to 6,604.96, 9,909.26 and 5,369.30 is: 8,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.96 : 9,909.26 = 5,369.30 : x
  2. Step 2: Convert to fraction form
    6,604.96/9,909.26 = 5,369.30/x
  3. Step 3: Cross multiply
    6,604.96x = 9,909.26 × 5,369.30
  4. Step 4: Simplify right side
    6,604.96x = 53,205,789.72
  5. Step 5: Solve for x
    x = 53,205,789.72/6,604.96
  6. Step 6: Final answer
    x = 8,055.43

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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.