Home / 3,236.61-4,850.84-1,385.54

Finding the Fourth Proportional to 3,236.61, 4,850.84 and 1,385.54

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Solution

The fourth proportional to 3,236.61, 4,850.84 and 1,385.54 is: 2,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.61 : 4,850.84 = 1,385.54 : x
  2. Step 2: Convert to fraction form
    3,236.61/4,850.84 = 1,385.54/x
  3. Step 3: Cross multiply
    3,236.61x = 4,850.84 × 1,385.54
  4. Step 4: Simplify right side
    3,236.61x = 6,721,008.60
  5. Step 5: Solve for x
    x = 6,721,008.60/3,236.61
  6. Step 6: Final answer
    x = 2,076.56

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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.