Home / 3,893.83-5,373.44-2,401.15

Finding the Fourth Proportional to 3,893.83, 5,373.44 and 2,401.15

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Solution

The fourth proportional to 3,893.83, 5,373.44 and 2,401.15 is: 3,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.83 : 5,373.44 = 2,401.15 : x
  2. Step 2: Convert to fraction form
    3,893.83/5,373.44 = 2,401.15/x
  3. Step 3: Cross multiply
    3,893.83x = 5,373.44 × 2,401.15
  4. Step 4: Simplify right side
    3,893.83x = 12,902,414.59
  5. Step 5: Solve for x
    x = 12,902,414.59/3,893.83
  6. Step 6: Final answer
    x = 3,313.56

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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.