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Finding the Fourth Proportional to 6,399.44, 9,604.44 and 4,947.44

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Solution

The fourth proportional to 6,399.44, 9,604.44 and 4,947.44 is: 7,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.44 : 9,604.44 = 4,947.44 : x
  2. Step 2: Convert to fraction form
    6,399.44/9,604.44 = 4,947.44/x
  3. Step 3: Cross multiply
    6,399.44x = 9,604.44 × 4,947.44
  4. Step 4: Simplify right side
    6,399.44x = 47,517,390.63
  5. Step 5: Solve for x
    x = 47,517,390.63/6,399.44
  6. Step 6: Final answer
    x = 7,425.24

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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.