Home / 3,947.44-5,921.70-1,481.52

Finding the Fourth Proportional to 3,947.44, 5,921.70 and 1,481.52

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Solution

The fourth proportional to 3,947.44, 5,921.70 and 1,481.52 is: 2,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947.44 : 5,921.70 = 1,481.52 : x
  2. Step 2: Convert to fraction form
    3,947.44/5,921.70 = 1,481.52/x
  3. Step 3: Cross multiply
    3,947.44x = 5,921.70 × 1,481.52
  4. Step 4: Simplify right side
    3,947.44x = 8,773,116.98
  5. Step 5: Solve for x
    x = 8,773,116.98/3,947.44
  6. Step 6: Final answer
    x = 2,222.48

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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.