Home / 3,922.46-5,882.11-1,729.63

Finding the Fourth Proportional to 3,922.46, 5,882.11 and 1,729.63

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Solution

The fourth proportional to 3,922.46, 5,882.11 and 1,729.63 is: 2,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.46 : 5,882.11 = 1,729.63 : x
  2. Step 2: Convert to fraction form
    3,922.46/5,882.11 = 1,729.63/x
  3. Step 3: Cross multiply
    3,922.46x = 5,882.11 × 1,729.63
  4. Step 4: Simplify right side
    3,922.46x = 10,173,844.51
  5. Step 5: Solve for x
    x = 10,173,844.51/3,922.46
  6. Step 6: Final answer
    x = 2,593.74

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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.