Home / 6,682.45-9,221.73-3,698.23

Finding the Fourth Proportional to 6,682.45, 9,221.73 and 3,698.23

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Solution

The fourth proportional to 6,682.45, 9,221.73 and 3,698.23 is: 5,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.45 : 9,221.73 = 3,698.23 : x
  2. Step 2: Convert to fraction form
    6,682.45/9,221.73 = 3,698.23/x
  3. Step 3: Cross multiply
    6,682.45x = 9,221.73 × 3,698.23
  4. Step 4: Simplify right side
    6,682.45x = 34,104,078.54
  5. Step 5: Solve for x
    x = 34,104,078.54/6,682.45
  6. Step 6: Final answer
    x = 5,103.53

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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.