Home / 7,614.48-11,421.96-2,067.81

Finding the Fourth Proportional to 7,614.48, 11,421.96 and 2,067.81

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Solution

The fourth proportional to 7,614.48, 11,421.96 and 2,067.81 is: 3,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.48 : 11,421.96 = 2,067.81 : x
  2. Step 2: Convert to fraction form
    7,614.48/11,421.96 = 2,067.81/x
  3. Step 3: Cross multiply
    7,614.48x = 11,421.96 × 2,067.81
  4. Step 4: Simplify right side
    7,614.48x = 23,618,443.11
  5. Step 5: Solve for x
    x = 23,618,443.11/7,614.48
  6. Step 6: Final answer
    x = 3,101.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.