Home / 11,664.40-17,496.18-3,873

Finding the Fourth Proportional to 11,664.40, 17,496.18 and 3,873

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Solution

The fourth proportional to 11,664.40, 17,496.18 and 3,873 is: 5,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.40 : 17,496.18 = 3,873 : x
  2. Step 2: Convert to fraction form
    11,664.40/17,496.18 = 3,873/x
  3. Step 3: Cross multiply
    11,664.40x = 17,496.18 × 3,873
  4. Step 4: Simplify right side
    11,664.40x = 67,762,705.14
  5. Step 5: Solve for x
    x = 67,762,705.14/11,664.40
  6. Step 6: Final answer
    x = 5,809.36

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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.