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Finding the Fourth Proportional to 4.01, 6 and 2.31

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Solution

The fourth proportional to 4.01, 6 and 2.31 is: 3.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.01 : 6 = 2.31 : x
  2. Step 2: Convert to fraction form
    4.01/6 = 2.31/x
  3. Step 3: Cross multiply
    4.01x = 6 × 2.31
  4. Step 4: Simplify right side
    4.01x = 13.86
  5. Step 5: Solve for x
    x = 13.86/4.01
  6. Step 6: Final answer
    x = 3.46

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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.