Home / 6,822.07-10,231.22-1,891.33

Finding the Fourth Proportional to 6,822.07, 10,231.22 and 1,891.33

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Solution

The fourth proportional to 6,822.07, 10,231.22 and 1,891.33 is: 2,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.07 : 10,231.22 = 1,891.33 : x
  2. Step 2: Convert to fraction form
    6,822.07/10,231.22 = 1,891.33/x
  3. Step 3: Cross multiply
    6,822.07x = 10,231.22 × 1,891.33
  4. Step 4: Simplify right side
    6,822.07x = 19,350,603.87
  5. Step 5: Solve for x
    x = 19,350,603.87/6,822.07
  6. Step 6: Final answer
    x = 2,836.47

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1.5x scale

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.