Home / 3,905.52-5,388.60-2,334

Finding the Fourth Proportional to 3,905.52, 5,388.60 and 2,334

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Solution

The fourth proportional to 3,905.52, 5,388.60 and 2,334 is: 3,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.52 : 5,388.60 = 2,334 : x
  2. Step 2: Convert to fraction form
    3,905.52/5,388.60 = 2,334/x
  3. Step 3: Cross multiply
    3,905.52x = 5,388.60 × 2,334
  4. Step 4: Simplify right side
    3,905.52x = 12,576,992.40
  5. Step 5: Solve for x
    x = 12,576,992.40/3,905.52
  6. Step 6: Final answer
    x = 3,220.31

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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.