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Finding the Fourth Proportional to 3,609.52, 5,410.73 and 1,734.89

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Solution

The fourth proportional to 3,609.52, 5,410.73 and 1,734.89 is: 2,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.52 : 5,410.73 = 1,734.89 : x
  2. Step 2: Convert to fraction form
    3,609.52/5,410.73 = 1,734.89/x
  3. Step 3: Cross multiply
    3,609.52x = 5,410.73 × 1,734.89
  4. Step 4: Simplify right side
    3,609.52x = 9,387,012.70
  5. Step 5: Solve for x
    x = 9,387,012.70/3,609.52
  6. Step 6: Final answer
    x = 2,600.63

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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.