Home / 9,175.14-13,764.42-3,331.44

Finding the Fourth Proportional to 9,175.14, 13,764.42 and 3,331.44

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Solution

The fourth proportional to 9,175.14, 13,764.42 and 3,331.44 is: 4,997.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175.14 : 13,764.42 = 3,331.44 : x
  2. Step 2: Convert to fraction form
    9,175.14/13,764.42 = 3,331.44/x
  3. Step 3: Cross multiply
    9,175.14x = 13,764.42 × 3,331.44
  4. Step 4: Simplify right side
    9,175.14x = 45,855,339.36
  5. Step 5: Solve for x
    x = 45,855,339.36/9,175.14
  6. Step 6: Final answer
    x = 4,997.78

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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.