Home / 6,682.14-9,221.42-3,698.08

Finding the Fourth Proportional to 6,682.14, 9,221.42 and 3,698.08

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Solution

The fourth proportional to 6,682.14, 9,221.42 and 3,698.08 is: 5,103.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.14 : 9,221.42 = 3,698.08 : x
  2. Step 2: Convert to fraction form
    6,682.14/9,221.42 = 3,698.08/x
  3. Step 3: Cross multiply
    6,682.14x = 9,221.42 × 3,698.08
  4. Step 4: Simplify right side
    6,682.14x = 34,101,548.87
  5. Step 5: Solve for x
    x = 34,101,548.87/6,682.14
  6. Step 6: Final answer
    x = 5,103.39

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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.