Home / 8,122.43-11,208.95-4,396.43

Finding the Fourth Proportional to 8,122.43, 11,208.95 and 4,396.43

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Solution

The fourth proportional to 8,122.43, 11,208.95 and 4,396.43 is: 6,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.43 : 11,208.95 = 4,396.43 : x
  2. Step 2: Convert to fraction form
    8,122.43/11,208.95 = 4,396.43/x
  3. Step 3: Cross multiply
    8,122.43x = 11,208.95 × 4,396.43
  4. Step 4: Simplify right side
    8,122.43x = 49,279,286.02
  5. Step 5: Solve for x
    x = 49,279,286.02/8,122.43
  6. Step 6: Final answer
    x = 6,067.07

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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.