Home / 8,305.92-12,450.21-3,624.66

Finding the Fourth Proportional to 8,305.92, 12,450.21 and 3,624.66

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Solution

The fourth proportional to 8,305.92, 12,450.21 and 3,624.66 is: 5,433.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.92 : 12,450.21 = 3,624.66 : x
  2. Step 2: Convert to fraction form
    8,305.92/12,450.21 = 3,624.66/x
  3. Step 3: Cross multiply
    8,305.92x = 12,450.21 × 3,624.66
  4. Step 4: Simplify right side
    8,305.92x = 45,127,778.18
  5. Step 5: Solve for x
    x = 45,127,778.18/8,305.92
  6. Step 6: Final answer
    x = 5,433.21

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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.