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Finding the Fourth Proportional to 25.13, 37.69 and 6.13

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Solution

The fourth proportional to 25.13, 37.69 and 6.13 is: 9.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.13 : 37.69 = 6.13 : x
  2. Step 2: Convert to fraction form
    25.13/37.69 = 6.13/x
  3. Step 3: Cross multiply
    25.13x = 37.69 × 6.13
  4. Step 4: Simplify right side
    25.13x = 230.84
  5. Step 5: Solve for x
    x = 230.84/25.13
  6. Step 6: Final answer
    x = 9.19

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.