Home / 7,450.41-11,168.73-3,231.02

Finding the Fourth Proportional to 7,450.41, 11,168.73 and 3,231.02

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Solution

The fourth proportional to 7,450.41, 11,168.73 and 3,231.02 is: 4,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.41 : 11,168.73 = 3,231.02 : x
  2. Step 2: Convert to fraction form
    7,450.41/11,168.73 = 3,231.02/x
  3. Step 3: Cross multiply
    7,450.41x = 11,168.73 × 3,231.02
  4. Step 4: Simplify right side
    7,450.41x = 36,086,334.16
  5. Step 5: Solve for x
    x = 36,086,334.16/7,450.41
  6. Step 6: Final answer
    x = 4,843.54

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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.