Home / 3,207.66-4,812.16-1,016.38

Finding the Fourth Proportional to 3,207.66, 4,812.16 and 1,016.38

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Solution

The fourth proportional to 3,207.66, 4,812.16 and 1,016.38 is: 1,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.66 : 4,812.16 = 1,016.38 : x
  2. Step 2: Convert to fraction form
    3,207.66/4,812.16 = 1,016.38/x
  3. Step 3: Cross multiply
    3,207.66x = 4,812.16 × 1,016.38
  4. Step 4: Simplify right side
    3,207.66x = 4,890,983.18
  5. Step 5: Solve for x
    x = 4,890,983.18/3,207.66
  6. Step 6: Final answer
    x = 1,524.78

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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.