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Finding the Fourth Proportional to 15.09, 22.63 and 6.07

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Solution

The fourth proportional to 15.09, 22.63 and 6.07 is: 9.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.09 : 22.63 = 6.07 : x
  2. Step 2: Convert to fraction form
    15.09/22.63 = 6.07/x
  3. Step 3: Cross multiply
    15.09x = 22.63 × 6.07
  4. Step 4: Simplify right side
    15.09x = 137.40
  5. Step 5: Solve for x
    x = 137.40/15.09
  6. Step 6: Final answer
    x = 9.11

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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.