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Finding the Fourth Proportional to 4.04, 6.03 and 3.28

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Solution

The fourth proportional to 4.04, 6.03 and 3.28 is: 4.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.04 : 6.03 = 3.28 : x
  2. Step 2: Convert to fraction form
    4.04/6.03 = 3.28/x
  3. Step 3: Cross multiply
    4.04x = 6.03 × 3.28
  4. Step 4: Simplify right side
    4.04x = 19.78
  5. Step 5: Solve for x
    x = 19.78/4.04
  6. Step 6: Final answer
    x = 4.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.