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Finding the Fourth Proportional to 3.41, 4.73 and 3.30

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Solution

The fourth proportional to 3.41, 4.73 and 3.30 is: 4.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.41 : 4.73 = 3.30 : x
  2. Step 2: Convert to fraction form
    3.41/4.73 = 3.30/x
  3. Step 3: Cross multiply
    3.41x = 4.73 × 3.30
  4. Step 4: Simplify right side
    3.41x = 15.59
  5. Step 5: Solve for x
    x = 15.59/3.41
  6. Step 6: Final answer
    x = 4.58

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.