Home / 11,827.75-17,741.13-2,943.10

Finding the Fourth Proportional to 11,827.75, 17,741.13 and 2,943.10

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Solution

The fourth proportional to 11,827.75, 17,741.13 and 2,943.10 is: 4,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.75 : 17,741.13 = 2,943.10 : x
  2. Step 2: Convert to fraction form
    11,827.75/17,741.13 = 2,943.10/x
  3. Step 3: Cross multiply
    11,827.75x = 17,741.13 × 2,943.10
  4. Step 4: Simplify right side
    11,827.75x = 52,213,919.70
  5. Step 5: Solve for x
    x = 52,213,919.70/11,827.75
  6. Step 6: Final answer
    x = 4,414.53

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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.