Home / 3,882.92-5,825.79-1,908.34

Finding the Fourth Proportional to 3,882.92, 5,825.79 and 1,908.34

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Solution

The fourth proportional to 3,882.92, 5,825.79 and 1,908.34 is: 2,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.92 : 5,825.79 = 1,908.34 : x
  2. Step 2: Convert to fraction form
    3,882.92/5,825.79 = 1,908.34/x
  3. Step 3: Cross multiply
    3,882.92x = 5,825.79 × 1,908.34
  4. Step 4: Simplify right side
    3,882.92x = 11,117,573.52
  5. Step 5: Solve for x
    x = 11,117,573.52/3,882.92
  6. Step 6: Final answer
    x = 2,863.20

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1.5x scale

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.