Home / 11,308.41-16,962.89-6,661.04

Finding the Fourth Proportional to 11,308.41, 16,962.89 and 6,661.04

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Solution

The fourth proportional to 11,308.41, 16,962.89 and 6,661.04 is: 9,991.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.41 : 16,962.89 = 6,661.04 : x
  2. Step 2: Convert to fraction form
    11,308.41/16,962.89 = 6,661.04/x
  3. Step 3: Cross multiply
    11,308.41x = 16,962.89 × 6,661.04
  4. Step 4: Simplify right side
    11,308.41x = 112,990,370.69
  5. Step 5: Solve for x
    x = 112,990,370.69/11,308.41
  6. Step 6: Final answer
    x = 9,991.71

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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.