Home / 3,882.25-5,357.91-2,204.11

Finding the Fourth Proportional to 3,882.25, 5,357.91 and 2,204.11

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Solution

The fourth proportional to 3,882.25, 5,357.91 and 2,204.11 is: 3,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.25 : 5,357.91 = 2,204.11 : x
  2. Step 2: Convert to fraction form
    3,882.25/5,357.91 = 2,204.11/x
  3. Step 3: Cross multiply
    3,882.25x = 5,357.91 × 2,204.11
  4. Step 4: Simplify right side
    3,882.25x = 11,809,423.01
  5. Step 5: Solve for x
    x = 11,809,423.01/3,882.25
  6. Step 6: Final answer
    x = 3,041.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.