Home / 11,677.93-16,115.61-6,372.61

Finding the Fourth Proportional to 11,677.93, 16,115.61 and 6,372.61

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Solution

The fourth proportional to 11,677.93, 16,115.61 and 6,372.61 is: 8,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,677.93 : 16,115.61 = 6,372.61 : x
  2. Step 2: Convert to fraction form
    11,677.93/16,115.61 = 6,372.61/x
  3. Step 3: Cross multiply
    11,677.93x = 16,115.61 × 6,372.61
  4. Step 4: Simplify right side
    11,677.93x = 102,698,497.44
  5. Step 5: Solve for x
    x = 102,698,497.44/11,677.93
  6. Step 6: Final answer
    x = 8,794.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.