Home / 7,954.77-11,932.17-2,757

Finding the Fourth Proportional to 7,954.77, 11,932.17 and 2,757

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Solution

The fourth proportional to 7,954.77, 11,932.17 and 2,757 is: 4,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.77 : 11,932.17 = 2,757 : x
  2. Step 2: Convert to fraction form
    7,954.77/11,932.17 = 2,757/x
  3. Step 3: Cross multiply
    7,954.77x = 11,932.17 × 2,757
  4. Step 4: Simplify right side
    7,954.77x = 32,896,992.69
  5. Step 5: Solve for x
    x = 32,896,992.69/7,954.77
  6. Step 6: Final answer
    x = 4,135.51

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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.