Home / 8,584.10-12,876.15-3,906.35

Finding the Fourth Proportional to 8,584.10, 12,876.15 and 3,906.35

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Solution

The fourth proportional to 8,584.10, 12,876.15 and 3,906.35 is: 5,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.10 : 12,876.15 = 3,906.35 : x
  2. Step 2: Convert to fraction form
    8,584.10/12,876.15 = 3,906.35/x
  3. Step 3: Cross multiply
    8,584.10x = 12,876.15 × 3,906.35
  4. Step 4: Simplify right side
    8,584.10x = 50,298,748.55
  5. Step 5: Solve for x
    x = 50,298,748.55/8,584.10
  6. Step 6: Final answer
    x = 5,859.53

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Similar ratio
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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.