Home / 3,961.64-5,969.70-3,283.54

Finding the Fourth Proportional to 3,961.64, 5,969.70 and 3,283.54

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Solution

The fourth proportional to 3,961.64, 5,969.70 and 3,283.54 is: 4,947.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.64 : 5,969.70 = 3,283.54 : x
  2. Step 2: Convert to fraction form
    3,961.64/5,969.70 = 3,283.54/x
  3. Step 3: Cross multiply
    3,961.64x = 5,969.70 × 3,283.54
  4. Step 4: Simplify right side
    3,961.64x = 19,601,733.81
  5. Step 5: Solve for x
    x = 19,601,733.81/3,961.64
  6. Step 6: Final answer
    x = 4,947.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.