Home / 8,144.36-12,217.14-2,950.28

Finding the Fourth Proportional to 8,144.36, 12,217.14 and 2,950.28

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Solution

The fourth proportional to 8,144.36, 12,217.14 and 2,950.28 is: 4,425.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.36 : 12,217.14 = 2,950.28 : x
  2. Step 2: Convert to fraction form
    8,144.36/12,217.14 = 2,950.28/x
  3. Step 3: Cross multiply
    8,144.36x = 12,217.14 × 2,950.28
  4. Step 4: Simplify right side
    8,144.36x = 36,043,983.80
  5. Step 5: Solve for x
    x = 36,043,983.80/8,144.36
  6. Step 6: Final answer
    x = 4,425.64

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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.