Home / 11,416.82-17,121.96-4,396.34

Finding the Fourth Proportional to 11,416.82, 17,121.96 and 4,396.34

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Solution

The fourth proportional to 11,416.82, 17,121.96 and 4,396.34 is: 6,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.82 : 17,121.96 = 4,396.34 : x
  2. Step 2: Convert to fraction form
    11,416.82/17,121.96 = 4,396.34/x
  3. Step 3: Cross multiply
    11,416.82x = 17,121.96 × 4,396.34
  4. Step 4: Simplify right side
    11,416.82x = 75,273,957.63
  5. Step 5: Solve for x
    x = 75,273,957.63/11,416.82
  6. Step 6: Final answer
    x = 6,593.25

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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.