Home / 11,979.36-17,968.43-4,583.25

Finding the Fourth Proportional to 11,979.36, 17,968.43 and 4,583.25

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Solution

The fourth proportional to 11,979.36, 17,968.43 and 4,583.25 is: 6,874.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979.36 : 17,968.43 = 4,583.25 : x
  2. Step 2: Convert to fraction form
    11,979.36/17,968.43 = 4,583.25/x
  3. Step 3: Cross multiply
    11,979.36x = 17,968.43 × 4,583.25
  4. Step 4: Simplify right side
    11,979.36x = 82,353,806.80
  5. Step 5: Solve for x
    x = 82,353,806.80/11,979.36
  6. Step 6: Final answer
    x = 6,874.64

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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.