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Finding the Fourth Proportional to 3,799.52, 5,698.55 and 1,609.78

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Solution

The fourth proportional to 3,799.52, 5,698.55 and 1,609.78 is: 2,414.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.52 : 5,698.55 = 1,609.78 : x
  2. Step 2: Convert to fraction form
    3,799.52/5,698.55 = 1,609.78/x
  3. Step 3: Cross multiply
    3,799.52x = 5,698.55 × 1,609.78
  4. Step 4: Simplify right side
    3,799.52x = 9,173,416.93
  5. Step 5: Solve for x
    x = 9,173,416.93/3,799.52
  6. Step 6: Final answer
    x = 2,414.37

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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.