Home / 9,943.78-14,906.38-3,365.38

Finding the Fourth Proportional to 9,943.78, 14,906.38 and 3,365.38

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Solution

The fourth proportional to 9,943.78, 14,906.38 and 3,365.38 is: 5,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.78 : 14,906.38 = 3,365.38 : x
  2. Step 2: Convert to fraction form
    9,943.78/14,906.38 = 3,365.38/x
  3. Step 3: Cross multiply
    9,943.78x = 14,906.38 × 3,365.38
  4. Step 4: Simplify right side
    9,943.78x = 50,165,633.12
  5. Step 5: Solve for x
    x = 50,165,633.12/9,943.78
  6. Step 6: Final answer
    x = 5,044.93

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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.