Home / 6,822.11-10,232.15-1,891.23

Finding the Fourth Proportional to 6,822.11, 10,232.15 and 1,891.23

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Solution

The fourth proportional to 6,822.11, 10,232.15 and 1,891.23 is: 2,836.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.11 : 10,232.15 = 1,891.23 : x
  2. Step 2: Convert to fraction form
    6,822.11/10,232.15 = 1,891.23/x
  3. Step 3: Cross multiply
    6,822.11x = 10,232.15 × 1,891.23
  4. Step 4: Simplify right side
    6,822.11x = 19,351,339.59
  5. Step 5: Solve for x
    x = 19,351,339.59/6,822.11
  6. Step 6: Final answer
    x = 2,836.56

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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.