Home / 6,822.09-9,414.50-3,837.85

Finding the Fourth Proportional to 6,822.09, 9,414.50 and 3,837.85

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Solution

The fourth proportional to 6,822.09, 9,414.50 and 3,837.85 is: 5,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.09 : 9,414.50 = 3,837.85 : x
  2. Step 2: Convert to fraction form
    6,822.09/9,414.50 = 3,837.85/x
  3. Step 3: Cross multiply
    6,822.09x = 9,414.50 × 3,837.85
  4. Step 4: Simplify right side
    6,822.09x = 36,131,396.10
  5. Step 5: Solve for x
    x = 36,131,396.10/6,822.09
  6. Step 6: Final answer
    x = 5,296.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.