Home / 5,497.67-8,251.20-2,213.12

Finding the Fourth Proportional to 5,497.67, 8,251.20 and 2,213.12

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Solution

The fourth proportional to 5,497.67, 8,251.20 and 2,213.12 is: 3,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.67 : 8,251.20 = 2,213.12 : x
  2. Step 2: Convert to fraction form
    5,497.67/8,251.20 = 2,213.12/x
  3. Step 3: Cross multiply
    5,497.67x = 8,251.20 × 2,213.12
  4. Step 4: Simplify right side
    5,497.67x = 18,260,916.37
  5. Step 5: Solve for x
    x = 18,260,916.37/5,497.67
  6. Step 6: Final answer
    x = 3,321.57

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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.