Home / 10,206.24-15,310.32-3,633.12

Finding the Fourth Proportional to 10,206.24, 15,310.32 and 3,633.12

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Solution

The fourth proportional to 10,206.24, 15,310.32 and 3,633.12 is: 5,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.24 : 15,310.32 = 3,633.12 : x
  2. Step 2: Convert to fraction form
    10,206.24/15,310.32 = 3,633.12/x
  3. Step 3: Cross multiply
    10,206.24x = 15,310.32 × 3,633.12
  4. Step 4: Simplify right side
    10,206.24x = 55,624,229.80
  5. Step 5: Solve for x
    x = 55,624,229.80/10,206.24
  6. Step 6: Final answer
    x = 5,450.02

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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.