Home / 11,092.74-16,629.38-4,172.10

Finding the Fourth Proportional to 11,092.74, 16,629.38 and 4,172.10

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Solution

The fourth proportional to 11,092.74, 16,629.38 and 4,172.10 is: 6,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.74 : 16,629.38 = 4,172.10 : x
  2. Step 2: Convert to fraction form
    11,092.74/16,629.38 = 4,172.10/x
  3. Step 3: Cross multiply
    11,092.74x = 16,629.38 × 4,172.10
  4. Step 4: Simplify right side
    11,092.74x = 69,379,436.30
  5. Step 5: Solve for x
    x = 69,379,436.30/11,092.74
  6. Step 6: Final answer
    x = 6,254.49

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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.