Home / 8,299.46-12,450.11-3,368.39

Finding the Fourth Proportional to 8,299.46, 12,450.11 and 3,368.39

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Solution

The fourth proportional to 8,299.46, 12,450.11 and 3,368.39 is: 5,052.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.46 : 12,450.11 = 3,368.39 : x
  2. Step 2: Convert to fraction form
    8,299.46/12,450.11 = 3,368.39/x
  3. Step 3: Cross multiply
    8,299.46x = 12,450.11 × 3,368.39
  4. Step 4: Simplify right side
    8,299.46x = 41,936,746.93
  5. Step 5: Solve for x
    x = 41,936,746.93/8,299.46
  6. Step 6: Final answer
    x = 5,052.95

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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.