Home / 11,776.44-17,664.67-4,379.94

Finding the Fourth Proportional to 11,776.44, 17,664.67 and 4,379.94

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Solution

The fourth proportional to 11,776.44, 17,664.67 and 4,379.94 is: 6,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.44 : 17,664.67 = 4,379.94 : x
  2. Step 2: Convert to fraction form
    11,776.44/17,664.67 = 4,379.94/x
  3. Step 3: Cross multiply
    11,776.44x = 17,664.67 × 4,379.94
  4. Step 4: Simplify right side
    11,776.44x = 77,370,175.56
  5. Step 5: Solve for x
    x = 77,370,175.56/11,776.44
  6. Step 6: Final answer
    x = 6,569.91

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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.