Home / 11,960.10-17,940.15-4,167.09

Finding the Fourth Proportional to 11,960.10, 17,940.15 and 4,167.09

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Solution

The fourth proportional to 11,960.10, 17,940.15 and 4,167.09 is: 6,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.10 : 17,940.15 = 4,167.09 : x
  2. Step 2: Convert to fraction form
    11,960.10/17,940.15 = 4,167.09/x
  3. Step 3: Cross multiply
    11,960.10x = 17,940.15 × 4,167.09
  4. Step 4: Simplify right side
    11,960.10x = 74,758,219.66
  5. Step 5: Solve for x
    x = 74,758,219.66/11,960.10
  6. Step 6: Final answer
    x = 6,250.64

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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.