Home / 3,695.22-5,540.99-1,229.18

Finding the Fourth Proportional to 3,695.22, 5,540.99 and 1,229.18

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Solution

The fourth proportional to 3,695.22, 5,540.99 and 1,229.18 is: 1,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.22 : 5,540.99 = 1,229.18 : x
  2. Step 2: Convert to fraction form
    3,695.22/5,540.99 = 1,229.18/x
  3. Step 3: Cross multiply
    3,695.22x = 5,540.99 × 1,229.18
  4. Step 4: Simplify right side
    3,695.22x = 6,810,840.24
  5. Step 5: Solve for x
    x = 6,810,840.24/3,695.22
  6. Step 6: Final answer
    x = 1,843.15

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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.