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Finding the Fourth Proportional to 11.37, 17.02 and 6.29

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Solution

The fourth proportional to 11.37, 17.02 and 6.29 is: 9.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11.37 : 17.02 = 6.29 : x
  2. Step 2: Convert to fraction form
    11.37/17.02 = 6.29/x
  3. Step 3: Cross multiply
    11.37x = 17.02 × 6.29
  4. Step 4: Simplify right side
    11.37x = 106.94
  5. Step 5: Solve for x
    x = 106.94/11.37
  6. Step 6: Final answer
    x = 9.41

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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.