Home / 7,450.24-11,175.12-2,255.68

Finding the Fourth Proportional to 7,450.24, 11,175.12 and 2,255.68

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Solution

The fourth proportional to 7,450.24, 11,175.12 and 2,255.68 is: 3,383.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.24 : 11,175.12 = 2,255.68 : x
  2. Step 2: Convert to fraction form
    7,450.24/11,175.12 = 2,255.68/x
  3. Step 3: Cross multiply
    7,450.24x = 11,175.12 × 2,255.68
  4. Step 4: Simplify right side
    7,450.24x = 25,207,494.68
  5. Step 5: Solve for x
    x = 25,207,494.68/7,450.24
  6. Step 6: Final answer
    x = 3,383.45

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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.