Home / 7,414.48-10,231.62-4,227.89

Finding the Fourth Proportional to 7,414.48, 10,231.62 and 4,227.89

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Solution

The fourth proportional to 7,414.48, 10,231.62 and 4,227.89 is: 5,834.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.48 : 10,231.62 = 4,227.89 : x
  2. Step 2: Convert to fraction form
    7,414.48/10,231.62 = 4,227.89/x
  3. Step 3: Cross multiply
    7,414.48x = 10,231.62 × 4,227.89
  4. Step 4: Simplify right side
    7,414.48x = 43,258,163.88
  5. Step 5: Solve for x
    x = 43,258,163.88/7,414.48
  6. Step 6: Final answer
    x = 5,834.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.