Home / 9,722.62-14,581.77-3,877.66

Finding the Fourth Proportional to 9,722.62, 14,581.77 and 3,877.66

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Solution

The fourth proportional to 9,722.62, 14,581.77 and 3,877.66 is: 5,815.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722.62 : 14,581.77 = 3,877.66 : x
  2. Step 2: Convert to fraction form
    9,722.62/14,581.77 = 3,877.66/x
  3. Step 3: Cross multiply
    9,722.62x = 14,581.77 × 3,877.66
  4. Step 4: Simplify right side
    9,722.62x = 56,543,146.26
  5. Step 5: Solve for x
    x = 56,543,146.26/9,722.62
  6. Step 6: Final answer
    x = 5,815.63

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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.