Home / 11,828.11-17,741.71-2,943.46

Finding the Fourth Proportional to 11,828.11, 17,741.71 and 2,943.46

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Solution

The fourth proportional to 11,828.11, 17,741.71 and 2,943.46 is: 4,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.11 : 17,741.71 = 2,943.46 : x
  2. Step 2: Convert to fraction form
    11,828.11/17,741.71 = 2,943.46/x
  3. Step 3: Cross multiply
    11,828.11x = 17,741.71 × 2,943.46
  4. Step 4: Simplify right side
    11,828.11x = 52,222,013.72
  5. Step 5: Solve for x
    x = 52,222,013.72/11,828.11
  6. Step 6: Final answer
    x = 4,415.08

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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.