Home / 3,824.21-5,736.89-1,358.82

Finding the Fourth Proportional to 3,824.21, 5,736.89 and 1,358.82

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Solution

The fourth proportional to 3,824.21, 5,736.89 and 1,358.82 is: 2,038.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.21 : 5,736.89 = 1,358.82 : x
  2. Step 2: Convert to fraction form
    3,824.21/5,736.89 = 1,358.82/x
  3. Step 3: Cross multiply
    3,824.21x = 5,736.89 × 1,358.82
  4. Step 4: Simplify right side
    3,824.21x = 7,795,400.87
  5. Step 5: Solve for x
    x = 7,795,400.87/3,824.21
  6. Step 6: Final answer
    x = 2,038.43

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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.