Home / 11,148.26-16,722.62-3,251.37

Finding the Fourth Proportional to 11,148.26, 16,722.62 and 3,251.37

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Solution

The fourth proportional to 11,148.26, 16,722.62 and 3,251.37 is: 4,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.26 : 16,722.62 = 3,251.37 : x
  2. Step 2: Convert to fraction form
    11,148.26/16,722.62 = 3,251.37/x
  3. Step 3: Cross multiply
    11,148.26x = 16,722.62 × 3,251.37
  4. Step 4: Simplify right side
    11,148.26x = 54,371,424.99
  5. Step 5: Solve for x
    x = 54,371,424.99/11,148.26
  6. Step 6: Final answer
    x = 4,877.12

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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.