Home / 6,822.22-9,415.20-3,837.87

Finding the Fourth Proportional to 6,822.22, 9,415.20 and 3,837.87

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Solution

The fourth proportional to 6,822.22, 9,415.20 and 3,837.87 is: 5,296.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.22 : 9,415.20 = 3,837.87 : x
  2. Step 2: Convert to fraction form
    6,822.22/9,415.20 = 3,837.87/x
  3. Step 3: Cross multiply
    6,822.22x = 9,415.20 × 3,837.87
  4. Step 4: Simplify right side
    6,822.22x = 36,134,313.62
  5. Step 5: Solve for x
    x = 36,134,313.62/6,822.22
  6. Step 6: Final answer
    x = 5,296.57

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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.