Home / 2,231.97-3,345.66-1,614.15

Finding the Fourth Proportional to 2,231.97, 3,345.66 and 1,614.15

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Solution

The fourth proportional to 2,231.97, 3,345.66 and 1,614.15 is: 2,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.97 : 3,345.66 = 1,614.15 : x
  2. Step 2: Convert to fraction form
    2,231.97/3,345.66 = 1,614.15/x
  3. Step 3: Cross multiply
    2,231.97x = 3,345.66 × 1,614.15
  4. Step 4: Simplify right side
    2,231.97x = 5,400,397.09
  5. Step 5: Solve for x
    x = 5,400,397.09/2,231.97
  6. Step 6: Final answer
    x = 2,419.57

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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.