Home / 3,620.44-4,992.60-2,726.32

Finding the Fourth Proportional to 3,620.44, 4,992.60 and 2,726.32

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Solution

The fourth proportional to 3,620.44, 4,992.60 and 2,726.32 is: 3,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.44 : 4,992.60 = 2,726.32 : x
  2. Step 2: Convert to fraction form
    3,620.44/4,992.60 = 2,726.32/x
  3. Step 3: Cross multiply
    3,620.44x = 4,992.60 × 2,726.32
  4. Step 4: Simplify right side
    3,620.44x = 13,611,425.23
  5. Step 5: Solve for x
    x = 13,611,425.23/3,620.44
  6. Step 6: Final answer
    x = 3,759.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.