Home / 3,812.43-5,261.24-2,133.82

Finding the Fourth Proportional to 3,812.43, 5,261.24 and 2,133.82

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Solution

The fourth proportional to 3,812.43, 5,261.24 and 2,133.82 is: 2,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.43 : 5,261.24 = 2,133.82 : x
  2. Step 2: Convert to fraction form
    3,812.43/5,261.24 = 2,133.82/x
  3. Step 3: Cross multiply
    3,812.43x = 5,261.24 × 2,133.82
  4. Step 4: Simplify right side
    3,812.43x = 11,226,531.32
  5. Step 5: Solve for x
    x = 11,226,531.32/3,812.43
  6. Step 6: Final answer
    x = 2,944.72

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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.