Home / 7,450.44-11,171.56-2,255.64

Finding the Fourth Proportional to 7,450.44, 11,171.56 and 2,255.64

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Solution

The fourth proportional to 7,450.44, 11,171.56 and 2,255.64 is: 3,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.44 : 11,171.56 = 2,255.64 : x
  2. Step 2: Convert to fraction form
    7,450.44/11,171.56 = 2,255.64/x
  3. Step 3: Cross multiply
    7,450.44x = 11,171.56 × 2,255.64
  4. Step 4: Simplify right side
    7,450.44x = 25,199,017.60
  5. Step 5: Solve for x
    x = 25,199,017.60/7,450.44
  6. Step 6: Final answer
    x = 3,382.22

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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.