Home / 11,517.46-17,276.18-3,199.57

Finding the Fourth Proportional to 11,517.46, 17,276.18 and 3,199.57

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Solution

The fourth proportional to 11,517.46, 17,276.18 and 3,199.57 is: 4,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.46 : 17,276.18 = 3,199.57 : x
  2. Step 2: Convert to fraction form
    11,517.46/17,276.18 = 3,199.57/x
  3. Step 3: Cross multiply
    11,517.46x = 17,276.18 × 3,199.57
  4. Step 4: Simplify right side
    11,517.46x = 55,276,288.05
  5. Step 5: Solve for x
    x = 55,276,288.05/11,517.46
  6. Step 6: Final answer
    x = 4,799.35

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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.