Home / 8,847.60-13,272.26-3,299.64

Finding the Fourth Proportional to 8,847.60, 13,272.26 and 3,299.64

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Solution

The fourth proportional to 8,847.60, 13,272.26 and 3,299.64 is: 4,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.60 : 13,272.26 = 3,299.64 : x
  2. Step 2: Convert to fraction form
    8,847.60/13,272.26 = 3,299.64/x
  3. Step 3: Cross multiply
    8,847.60x = 13,272.26 × 3,299.64
  4. Step 4: Simplify right side
    8,847.60x = 43,793,679.99
  5. Step 5: Solve for x
    x = 43,793,679.99/8,847.60
  6. Step 6: Final answer
    x = 4,949.78

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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.