Home / 8,299.50-12,450.81-3,682.62

Finding the Fourth Proportional to 8,299.50, 12,450.81 and 3,682.62

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Solution

The fourth proportional to 8,299.50, 12,450.81 and 3,682.62 is: 5,524.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.50 : 12,450.81 = 3,682.62 : x
  2. Step 2: Convert to fraction form
    8,299.50/12,450.81 = 3,682.62/x
  3. Step 3: Cross multiply
    8,299.50x = 12,450.81 × 3,682.62
  4. Step 4: Simplify right side
    8,299.50x = 45,851,601.92
  5. Step 5: Solve for x
    x = 45,851,601.92/8,299.50
  6. Step 6: Final answer
    x = 5,524.62

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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.