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Finding the Fourth Proportional to 3,604.72, 5,400.60 and 3,352

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Solution

The fourth proportional to 3,604.72, 5,400.60 and 3,352 is: 5,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.72 : 5,400.60 = 3,352 : x
  2. Step 2: Convert to fraction form
    3,604.72/5,400.60 = 3,352/x
  3. Step 3: Cross multiply
    3,604.72x = 5,400.60 × 3,352
  4. Step 4: Simplify right side
    3,604.72x = 18,102,811.20
  5. Step 5: Solve for x
    x = 18,102,811.20/3,604.72
  6. Step 6: Final answer
    x = 5,021.97

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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.