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Finding the Fourth Proportional to 4, 5.99 and 3

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Solution

The fourth proportional to 4, 5.99 and 3 is: 4.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4 : 5.99 = 3 : x
  2. Step 2: Convert to fraction form
    4/5.99 = 3/x
  3. Step 3: Cross multiply
    4x = 5.99 × 3
  4. Step 4: Simplify right side
    4x = 17.97
  5. Step 5: Solve for x
    x = 17.97/4
  6. Step 6: Final answer
    x = 4.49

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Find fourth proportional to 2, 3.00 and 1.50
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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.