Home / 8,824.20-12,176.60-4,845.23

Finding the Fourth Proportional to 8,824.20, 12,176.60 and 4,845.23

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Solution

The fourth proportional to 8,824.20, 12,176.60 and 4,845.23 is: 6,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.20 : 12,176.60 = 4,845.23 : x
  2. Step 2: Convert to fraction form
    8,824.20/12,176.60 = 4,845.23/x
  3. Step 3: Cross multiply
    8,824.20x = 12,176.60 × 4,845.23
  4. Step 4: Simplify right side
    8,824.20x = 58,998,378.85
  5. Step 5: Solve for x
    x = 58,998,378.85/8,824.20
  6. Step 6: Final answer
    x = 6,685.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.