Home / 8,492.20-12,731.04-3,224.26

Finding the Fourth Proportional to 8,492.20, 12,731.04 and 3,224.26

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Solution

The fourth proportional to 8,492.20, 12,731.04 and 3,224.26 is: 4,833.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.20 : 12,731.04 = 3,224.26 : x
  2. Step 2: Convert to fraction form
    8,492.20/12,731.04 = 3,224.26/x
  3. Step 3: Cross multiply
    8,492.20x = 12,731.04 × 3,224.26
  4. Step 4: Simplify right side
    8,492.20x = 41,048,183.03
  5. Step 5: Solve for x
    x = 41,048,183.03/8,492.20
  6. Step 6: Final answer
    x = 4,833.63

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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.