Home / 11,269.73-16,878.32-5,709.59

Finding the Fourth Proportional to 11,269.73, 16,878.32 and 5,709.59

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Solution

The fourth proportional to 11,269.73, 16,878.32 and 5,709.59 is: 8,551.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.73 : 16,878.32 = 5,709.59 : x
  2. Step 2: Convert to fraction form
    11,269.73/16,878.32 = 5,709.59/x
  3. Step 3: Cross multiply
    11,269.73x = 16,878.32 × 5,709.59
  4. Step 4: Simplify right side
    11,269.73x = 96,368,290.97
  5. Step 5: Solve for x
    x = 96,368,290.97/11,269.73
  6. Step 6: Final answer
    x = 8,551.07

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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.