Home / 3,882.24-5,355.81-2,310.03

Finding the Fourth Proportional to 3,882.24, 5,355.81 and 2,310.03

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Solution

The fourth proportional to 3,882.24, 5,355.81 and 2,310.03 is: 3,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.24 : 5,355.81 = 2,310.03 : x
  2. Step 2: Convert to fraction form
    3,882.24/5,355.81 = 2,310.03/x
  3. Step 3: Cross multiply
    3,882.24x = 5,355.81 × 2,310.03
  4. Step 4: Simplify right side
    3,882.24x = 12,372,081.77
  5. Step 5: Solve for x
    x = 12,372,081.77/3,882.24
  6. Step 6: Final answer
    x = 3,186.84

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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.