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Finding the Fourth Proportional to 6.18, 9.32 and 6

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Solution

The fourth proportional to 6.18, 9.32 and 6 is: 9.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.18 : 9.32 = 6 : x
  2. Step 2: Convert to fraction form
    6.18/9.32 = 6/x
  3. Step 3: Cross multiply
    6.18x = 9.32 × 6
  4. Step 4: Simplify right side
    6.18x = 55.92
  5. Step 5: Solve for x
    x = 55.92/6.18
  6. Step 6: Final answer
    x = 9.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.