Home / 8,067.16-12,105.46-4,512.28

Finding the Fourth Proportional to 8,067.16, 12,105.46 and 4,512.28

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Solution

The fourth proportional to 8,067.16, 12,105.46 and 4,512.28 is: 6,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.16 : 12,105.46 = 4,512.28 : x
  2. Step 2: Convert to fraction form
    8,067.16/12,105.46 = 4,512.28/x
  3. Step 3: Cross multiply
    8,067.16x = 12,105.46 × 4,512.28
  4. Step 4: Simplify right side
    8,067.16x = 54,623,225.05
  5. Step 5: Solve for x
    x = 54,623,225.05/8,067.16
  6. Step 6: Final answer
    x = 6,771.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.