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Finding the Fourth Proportional to 11,804.09, 17,706.20 and 4,399.88

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Solution

The fourth proportional to 11,804.09, 17,706.20 and 4,399.88 is: 6,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.09 : 17,706.20 = 4,399.88 : x
  2. Step 2: Convert to fraction form
    11,804.09/17,706.20 = 4,399.88/x
  3. Step 3: Cross multiply
    11,804.09x = 17,706.20 × 4,399.88
  4. Step 4: Simplify right side
    11,804.09x = 77,905,044.73
  5. Step 5: Solve for x
    x = 77,905,044.73/11,804.09
  6. Step 6: Final answer
    x = 6,599.84

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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.