Home / 8,110.10-12,163.93-3,183.14

Finding the Fourth Proportional to 8,110.10, 12,163.93 and 3,183.14

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Solution

The fourth proportional to 8,110.10, 12,163.93 and 3,183.14 is: 4,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.10 : 12,163.93 = 3,183.14 : x
  2. Step 2: Convert to fraction form
    8,110.10/12,163.93 = 3,183.14/x
  3. Step 3: Cross multiply
    8,110.10x = 12,163.93 × 3,183.14
  4. Step 4: Simplify right side
    8,110.10x = 38,719,492.14
  5. Step 5: Solve for x
    x = 38,719,492.14/8,110.10
  6. Step 6: Final answer
    x = 4,774.23

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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.