Home / 7,351.21-11,028.05-2,422.27

Finding the Fourth Proportional to 7,351.21, 11,028.05 and 2,422.27

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Solution

The fourth proportional to 7,351.21, 11,028.05 and 2,422.27 is: 3,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.21 : 11,028.05 = 2,422.27 : x
  2. Step 2: Convert to fraction form
    7,351.21/11,028.05 = 2,422.27/x
  3. Step 3: Cross multiply
    7,351.21x = 11,028.05 × 2,422.27
  4. Step 4: Simplify right side
    7,351.21x = 26,712,847.42
  5. Step 5: Solve for x
    x = 26,712,847.42/7,351.21
  6. Step 6: Final answer
    x = 3,633.81

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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.