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Finding the Fourth Proportional to 11,135.04, 16,704 and 3,344.64

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Solution

The fourth proportional to 11,135.04, 16,704 and 3,344.64 is: 5,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.04 : 16,704 = 3,344.64 : x
  2. Step 2: Convert to fraction form
    11,135.04/16,704 = 3,344.64/x
  3. Step 3: Cross multiply
    11,135.04x = 16,704 × 3,344.64
  4. Step 4: Simplify right side
    11,135.04x = 55,868,866.56
  5. Step 5: Solve for x
    x = 55,868,866.56/11,135.04
  6. Step 6: Final answer
    x = 5,017.39

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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.