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Finding the Fourth Proportional to 27.37, 41.06 and 7.08

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Solution

The fourth proportional to 27.37, 41.06 and 7.08 is: 10.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.37 : 41.06 = 7.08 : x
  2. Step 2: Convert to fraction form
    27.37/41.06 = 7.08/x
  3. Step 3: Cross multiply
    27.37x = 41.06 × 7.08
  4. Step 4: Simplify right side
    27.37x = 290.79
  5. Step 5: Solve for x
    x = 290.79/27.37
  6. Step 6: Final answer
    x = 10.62

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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.