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Finding the Fourth Proportional to 3,604.44, 5,410.44 and 2,289.72

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Solution

The fourth proportional to 3,604.44, 5,410.44 and 2,289.72 is: 3,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.44 : 5,410.44 = 2,289.72 : x
  2. Step 2: Convert to fraction form
    3,604.44/5,410.44 = 2,289.72/x
  3. Step 3: Cross multiply
    3,604.44x = 5,410.44 × 2,289.72
  4. Step 4: Simplify right side
    3,604.44x = 12,388,392.68
  5. Step 5: Solve for x
    x = 12,388,392.68/3,604.44
  6. Step 6: Final answer
    x = 3,436.98

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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.