Home / 11,513.55-17,270.37-3,194.22

Finding the Fourth Proportional to 11,513.55, 17,270.37 and 3,194.22

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Solution

The fourth proportional to 11,513.55, 17,270.37 and 3,194.22 is: 4,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.55 : 17,270.37 = 3,194.22 : x
  2. Step 2: Convert to fraction form
    11,513.55/17,270.37 = 3,194.22/x
  3. Step 3: Cross multiply
    11,513.55x = 17,270.37 × 3,194.22
  4. Step 4: Simplify right side
    11,513.55x = 55,165,361.26
  5. Step 5: Solve for x
    x = 55,165,361.26/11,513.55
  6. Step 6: Final answer
    x = 4,791.34

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Double scale
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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.