Home / 3,608.64-5,410.08-2,291.04

Finding the Fourth Proportional to 3,608.64, 5,410.08 and 2,291.04

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Solution

The fourth proportional to 3,608.64, 5,410.08 and 2,291.04 is: 3,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.64 : 5,410.08 = 2,291.04 : x
  2. Step 2: Convert to fraction form
    3,608.64/5,410.08 = 2,291.04/x
  3. Step 3: Cross multiply
    3,608.64x = 5,410.08 × 2,291.04
  4. Step 4: Simplify right side
    3,608.64x = 12,394,709.68
  5. Step 5: Solve for x
    x = 12,394,709.68/3,608.64
  6. Step 6: Final answer
    x = 3,434.73

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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.