Home / 8,450.53-12,671.11-3,456.41

Finding the Fourth Proportional to 8,450.53, 12,671.11 and 3,456.41

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Solution

The fourth proportional to 8,450.53, 12,671.11 and 3,456.41 is: 5,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.53 : 12,671.11 = 3,456.41 : x
  2. Step 2: Convert to fraction form
    8,450.53/12,671.11 = 3,456.41/x
  3. Step 3: Cross multiply
    8,450.53x = 12,671.11 × 3,456.41
  4. Step 4: Simplify right side
    8,450.53x = 43,796,489.20
  5. Step 5: Solve for x
    x = 43,796,489.20/8,450.53
  6. Step 6: Final answer
    x = 5,182.69

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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.