Home / 11,773.06-17,659.60-4,379.38

Finding the Fourth Proportional to 11,773.06, 17,659.60 and 4,379.38

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Solution

The fourth proportional to 11,773.06, 17,659.60 and 4,379.38 is: 6,569.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.06 : 17,659.60 = 4,379.38 : x
  2. Step 2: Convert to fraction form
    11,773.06/17,659.60 = 4,379.38/x
  3. Step 3: Cross multiply
    11,773.06x = 17,659.60 × 4,379.38
  4. Step 4: Simplify right side
    11,773.06x = 77,338,099.05
  5. Step 5: Solve for x
    x = 77,338,099.05/11,773.06
  6. Step 6: Final answer
    x = 6,569.07

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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.