Home / 8,051.81-12,067.38-3,669.30

Finding the Fourth Proportional to 8,051.81, 12,067.38 and 3,669.30

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Solution

The fourth proportional to 8,051.81, 12,067.38 and 3,669.30 is: 5,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.81 : 12,067.38 = 3,669.30 : x
  2. Step 2: Convert to fraction form
    8,051.81/12,067.38 = 3,669.30/x
  3. Step 3: Cross multiply
    8,051.81x = 12,067.38 × 3,669.30
  4. Step 4: Simplify right side
    8,051.81x = 44,278,837.43
  5. Step 5: Solve for x
    x = 44,278,837.43/8,051.81
  6. Step 6: Final answer
    x = 5,499.24

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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.