Home / 6,682.20-9,221.22-3,697.98

Finding the Fourth Proportional to 6,682.20, 9,221.22 and 3,697.98

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Solution

The fourth proportional to 6,682.20, 9,221.22 and 3,697.98 is: 5,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.20 : 9,221.22 = 3,697.98 : x
  2. Step 2: Convert to fraction form
    6,682.20/9,221.22 = 3,697.98/x
  3. Step 3: Cross multiply
    6,682.20x = 9,221.22 × 3,697.98
  4. Step 4: Simplify right side
    6,682.20x = 34,099,887.14
  5. Step 5: Solve for x
    x = 34,099,887.14/6,682.20
  6. Step 6: Final answer
    x = 5,103.09

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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.