Home / 8,107.26-12,156.78-2,483.25

Finding the Fourth Proportional to 8,107.26, 12,156.78 and 2,483.25

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Solution

The fourth proportional to 8,107.26, 12,156.78 and 2,483.25 is: 3,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107.26 : 12,156.78 = 2,483.25 : x
  2. Step 2: Convert to fraction form
    8,107.26/12,156.78 = 2,483.25/x
  3. Step 3: Cross multiply
    8,107.26x = 12,156.78 × 2,483.25
  4. Step 4: Simplify right side
    8,107.26x = 30,188,299.75
  5. Step 5: Solve for x
    x = 30,188,299.75/8,107.26
  6. Step 6: Final answer
    x = 3,723.62

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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.