Home / 8,025.21-12,037.84-2,181.82

Finding the Fourth Proportional to 8,025.21, 12,037.84 and 2,181.82

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Solution

The fourth proportional to 8,025.21, 12,037.84 and 2,181.82 is: 3,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.21 : 12,037.84 = 2,181.82 : x
  2. Step 2: Convert to fraction form
    8,025.21/12,037.84 = 2,181.82/x
  3. Step 3: Cross multiply
    8,025.21x = 12,037.84 × 2,181.82
  4. Step 4: Simplify right side
    8,025.21x = 26,264,339.88
  5. Step 5: Solve for x
    x = 26,264,339.88/8,025.21
  6. Step 6: Final answer
    x = 3,272.73

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Similar ratio
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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.