Home / 3,395.44-4,645.36-3,380.88

Finding the Fourth Proportional to 3,395.44, 4,645.36 and 3,380.88

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Solution

The fourth proportional to 3,395.44, 4,645.36 and 3,380.88 is: 4,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.44 : 4,645.36 = 3,380.88 : x
  2. Step 2: Convert to fraction form
    3,395.44/4,645.36 = 3,380.88/x
  3. Step 3: Cross multiply
    3,395.44x = 4,645.36 × 3,380.88
  4. Step 4: Simplify right side
    3,395.44x = 15,705,404.72
  5. Step 5: Solve for x
    x = 15,705,404.72/3,395.44
  6. Step 6: Final answer
    x = 4,625.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.