Home / 10,747.17-16,119.54-3,351

Finding the Fourth Proportional to 10,747.17, 16,119.54 and 3,351

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Solution

The fourth proportional to 10,747.17, 16,119.54 and 3,351 is: 5,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.17 : 16,119.54 = 3,351 : x
  2. Step 2: Convert to fraction form
    10,747.17/16,119.54 = 3,351/x
  3. Step 3: Cross multiply
    10,747.17x = 16,119.54 × 3,351
  4. Step 4: Simplify right side
    10,747.17x = 54,016,578.54
  5. Step 5: Solve for x
    x = 54,016,578.54/10,747.17
  6. Step 6: Final answer
    x = 5,026.12

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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.