Home / 3,608.32-5,403.36-3,021.88

Finding the Fourth Proportional to 3,608.32, 5,403.36 and 3,021.88

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Solution

The fourth proportional to 3,608.32, 5,403.36 and 3,021.88 is: 4,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.32 : 5,403.36 = 3,021.88 : x
  2. Step 2: Convert to fraction form
    3,608.32/5,403.36 = 3,021.88/x
  3. Step 3: Cross multiply
    3,608.32x = 5,403.36 × 3,021.88
  4. Step 4: Simplify right side
    3,608.32x = 16,328,305.52
  5. Step 5: Solve for x
    x = 16,328,305.52/3,608.32
  6. Step 6: Final answer
    x = 4,525.18

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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.