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Finding the Fourth Proportional to 5.41, 7.48 and 4.50

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Solution

The fourth proportional to 5.41, 7.48 and 4.50 is: 6.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.41 : 7.48 = 4.50 : x
  2. Step 2: Convert to fraction form
    5.41/7.48 = 4.50/x
  3. Step 3: Cross multiply
    5.41x = 7.48 × 4.50
  4. Step 4: Simplify right side
    5.41x = 33.66
  5. Step 5: Solve for x
    x = 33.66/5.41
  6. Step 6: Final answer
    x = 6.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.