Home / 8,299.26-12,450.24-3,861.36

Finding the Fourth Proportional to 8,299.26, 12,450.24 and 3,861.36

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Solution

The fourth proportional to 8,299.26, 12,450.24 and 3,861.36 is: 5,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.26 : 12,450.24 = 3,861.36 : x
  2. Step 2: Convert to fraction form
    8,299.26/12,450.24 = 3,861.36/x
  3. Step 3: Cross multiply
    8,299.26x = 12,450.24 × 3,861.36
  4. Step 4: Simplify right side
    8,299.26x = 48,074,858.73
  5. Step 5: Solve for x
    x = 48,074,858.73/8,299.26
  6. Step 6: Final answer
    x = 5,792.67

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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.