Home / 8,467.20-12,697.11-2,622.45

Finding the Fourth Proportional to 8,467.20, 12,697.11 and 2,622.45

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Solution

The fourth proportional to 8,467.20, 12,697.11 and 2,622.45 is: 3,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.20 : 12,697.11 = 2,622.45 : x
  2. Step 2: Convert to fraction form
    8,467.20/12,697.11 = 2,622.45/x
  3. Step 3: Cross multiply
    8,467.20x = 12,697.11 × 2,622.45
  4. Step 4: Simplify right side
    8,467.20x = 33,297,536.12
  5. Step 5: Solve for x
    x = 33,297,536.12/8,467.20
  6. Step 6: Final answer
    x = 3,932.53

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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.