Home / 8,205.22-12,307.83-2,361.82

Finding the Fourth Proportional to 8,205.22, 12,307.83 and 2,361.82

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Solution

The fourth proportional to 8,205.22, 12,307.83 and 2,361.82 is: 3,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205.22 : 12,307.83 = 2,361.82 : x
  2. Step 2: Convert to fraction form
    8,205.22/12,307.83 = 2,361.82/x
  3. Step 3: Cross multiply
    8,205.22x = 12,307.83 × 2,361.82
  4. Step 4: Simplify right side
    8,205.22x = 29,068,879.05
  5. Step 5: Solve for x
    x = 29,068,879.05/8,205.22
  6. Step 6: Final answer
    x = 3,542.73

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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.