Home / 11,960.48-17,940.72-3,195.18

Finding the Fourth Proportional to 11,960.48, 17,940.72 and 3,195.18

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Solution

The fourth proportional to 11,960.48, 17,940.72 and 3,195.18 is: 4,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.48 : 17,940.72 = 3,195.18 : x
  2. Step 2: Convert to fraction form
    11,960.48/17,940.72 = 3,195.18/x
  3. Step 3: Cross multiply
    11,960.48x = 17,940.72 × 3,195.18
  4. Step 4: Simplify right side
    11,960.48x = 57,323,829.73
  5. Step 5: Solve for x
    x = 57,323,829.73/11,960.48
  6. Step 6: Final answer
    x = 4,792.77

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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.