Home / 11,876.44-17,808.07-4,861.38

Finding the Fourth Proportional to 11,876.44, 17,808.07 and 4,861.38

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Solution

The fourth proportional to 11,876.44, 17,808.07 and 4,861.38 is: 7,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876.44 : 17,808.07 = 4,861.38 : x
  2. Step 2: Convert to fraction form
    11,876.44/17,808.07 = 4,861.38/x
  3. Step 3: Cross multiply
    11,876.44x = 17,808.07 × 4,861.38
  4. Step 4: Simplify right side
    11,876.44x = 86,571,795.34
  5. Step 5: Solve for x
    x = 86,571,795.34/11,876.44
  6. Step 6: Final answer
    x = 7,289.37

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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.