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Finding the Fourth Proportional to 6.30, 9.44 and 6.26

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Solution

The fourth proportional to 6.30, 9.44 and 6.26 is: 9.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.30 : 9.44 = 6.26 : x
  2. Step 2: Convert to fraction form
    6.30/9.44 = 6.26/x
  3. Step 3: Cross multiply
    6.30x = 9.44 × 6.26
  4. Step 4: Simplify right side
    6.30x = 59.02
  5. Step 5: Solve for x
    x = 59.02/6.30
  6. Step 6: Final answer
    x = 9.37

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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.