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Finding the Fourth Proportional to 3,734.70, 5,600.71 and 1,235.43

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Solution

The fourth proportional to 3,734.70, 5,600.71 and 1,235.43 is: 1,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.70 : 5,600.71 = 1,235.43 : x
  2. Step 2: Convert to fraction form
    3,734.70/5,600.71 = 1,235.43/x
  3. Step 3: Cross multiply
    3,734.70x = 5,600.71 × 1,235.43
  4. Step 4: Simplify right side
    3,734.70x = 6,919,270.95
  5. Step 5: Solve for x
    x = 6,919,270.95/3,734.70
  6. Step 6: Final answer
    x = 1,852.70

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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.