Home / 11,968.12-17,952.17-3,202.81

Finding the Fourth Proportional to 11,968.12, 17,952.17 and 3,202.81

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Solution

The fourth proportional to 11,968.12, 17,952.17 and 3,202.81 is: 4,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.12 : 17,952.17 = 3,202.81 : x
  2. Step 2: Convert to fraction form
    11,968.12/17,952.17 = 3,202.81/x
  3. Step 3: Cross multiply
    11,968.12x = 17,952.17 × 3,202.81
  4. Step 4: Simplify right side
    11,968.12x = 57,497,328.70
  5. Step 5: Solve for x
    x = 57,497,328.70/11,968.12
  6. Step 6: Final answer
    x = 4,804.21

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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.