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Finding the Fourth Proportional to 3,697.54, 5,546.27 and 3,512.98

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Solution

The fourth proportional to 3,697.54, 5,546.27 and 3,512.98 is: 5,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.54 : 5,546.27 = 3,512.98 : x
  2. Step 2: Convert to fraction form
    3,697.54/5,546.27 = 3,512.98/x
  3. Step 3: Cross multiply
    3,697.54x = 5,546.27 × 3,512.98
  4. Step 4: Simplify right side
    3,697.54x = 19,483,935.58
  5. Step 5: Solve for x
    x = 19,483,935.58/3,697.54
  6. Step 6: Final answer
    x = 5,269.43

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1.5x scale

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.