Home / 9,241.27-13,867.82-3,318.04

Finding the Fourth Proportional to 9,241.27, 13,867.82 and 3,318.04

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Solution

The fourth proportional to 9,241.27, 13,867.82 and 3,318.04 is: 4,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.27 : 13,867.82 = 3,318.04 : x
  2. Step 2: Convert to fraction form
    9,241.27/13,867.82 = 3,318.04/x
  3. Step 3: Cross multiply
    9,241.27x = 13,867.82 × 3,318.04
  4. Step 4: Simplify right side
    9,241.27x = 46,013,981.47
  5. Step 5: Solve for x
    x = 46,013,981.47/9,241.27
  6. Step 6: Final answer
    x = 4,979.18

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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.