Home / 11,084.90-16,623.76-3,687.39

Finding the Fourth Proportional to 11,084.90, 16,623.76 and 3,687.39

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Solution

The fourth proportional to 11,084.90, 16,623.76 and 3,687.39 is: 5,529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.90 : 16,623.76 = 3,687.39 : x
  2. Step 2: Convert to fraction form
    11,084.90/16,623.76 = 3,687.39/x
  3. Step 3: Cross multiply
    11,084.90x = 16,623.76 × 3,687.39
  4. Step 4: Simplify right side
    11,084.90x = 61,298,286.39
  5. Step 5: Solve for x
    x = 61,298,286.39/11,084.90
  6. Step 6: Final answer
    x = 5,529.89

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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.