Home / 7,743.17-11,614.73-2,196.51

Finding the Fourth Proportional to 7,743.17, 11,614.73 and 2,196.51

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Solution

The fourth proportional to 7,743.17, 11,614.73 and 2,196.51 is: 3,294.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.17 : 11,614.73 = 2,196.51 : x
  2. Step 2: Convert to fraction form
    7,743.17/11,614.73 = 2,196.51/x
  3. Step 3: Cross multiply
    7,743.17x = 11,614.73 × 2,196.51
  4. Step 4: Simplify right side
    7,743.17x = 25,511,859.61
  5. Step 5: Solve for x
    x = 25,511,859.61/7,743.17
  6. Step 6: Final answer
    x = 3,294.76

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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.