Home / 11,114.74-16,665.97-4,545.54

Finding the Fourth Proportional to 11,114.74, 16,665.97 and 4,545.54

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Solution

The fourth proportional to 11,114.74, 16,665.97 and 4,545.54 is: 6,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.74 : 16,665.97 = 4,545.54 : x
  2. Step 2: Convert to fraction form
    11,114.74/16,665.97 = 4,545.54/x
  3. Step 3: Cross multiply
    11,114.74x = 16,665.97 × 4,545.54
  4. Step 4: Simplify right side
    11,114.74x = 75,755,858.13
  5. Step 5: Solve for x
    x = 75,755,858.13/11,114.74
  6. Step 6: Final answer
    x = 6,815.80

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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.