Home / 7,910.07-11,864.19-2,067.13

Finding the Fourth Proportional to 7,910.07, 11,864.19 and 2,067.13

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Solution

The fourth proportional to 7,910.07, 11,864.19 and 2,067.13 is: 3,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.07 : 11,864.19 = 2,067.13 : x
  2. Step 2: Convert to fraction form
    7,910.07/11,864.19 = 2,067.13/x
  3. Step 3: Cross multiply
    7,910.07x = 11,864.19 × 2,067.13
  4. Step 4: Simplify right side
    7,910.07x = 24,524,823.07
  5. Step 5: Solve for x
    x = 24,524,823.07/7,910.07
  6. Step 6: Final answer
    x = 3,100.46

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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.