Home / 8,150.21-12,225.97-2,604.35

Finding the Fourth Proportional to 8,150.21, 12,225.97 and 2,604.35

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Solution

The fourth proportional to 8,150.21, 12,225.97 and 2,604.35 is: 3,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.21 : 12,225.97 = 2,604.35 : x
  2. Step 2: Convert to fraction form
    8,150.21/12,225.97 = 2,604.35/x
  3. Step 3: Cross multiply
    8,150.21x = 12,225.97 × 2,604.35
  4. Step 4: Simplify right side
    8,150.21x = 31,840,643.84
  5. Step 5: Solve for x
    x = 31,840,643.84/8,150.21
  6. Step 6: Final answer
    x = 3,906.73

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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.