Home / 7,351.79-11,028.33-2,086.83

Finding the Fourth Proportional to 7,351.79, 11,028.33 and 2,086.83

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Solution

The fourth proportional to 7,351.79, 11,028.33 and 2,086.83 is: 3,130.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.79 : 11,028.33 = 2,086.83 : x
  2. Step 2: Convert to fraction form
    7,351.79/11,028.33 = 2,086.83/x
  3. Step 3: Cross multiply
    7,351.79x = 11,028.33 × 2,086.83
  4. Step 4: Simplify right side
    7,351.79x = 23,014,249.89
  5. Step 5: Solve for x
    x = 23,014,249.89/7,351.79
  6. Step 6: Final answer
    x = 3,130.43

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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.