Home / 7,380.21-11,067.90-2,448.52

Finding the Fourth Proportional to 7,380.21, 11,067.90 and 2,448.52

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Solution

The fourth proportional to 7,380.21, 11,067.90 and 2,448.52 is: 3,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.21 : 11,067.90 = 2,448.52 : x
  2. Step 2: Convert to fraction form
    7,380.21/11,067.90 = 2,448.52/x
  3. Step 3: Cross multiply
    7,380.21x = 11,067.90 × 2,448.52
  4. Step 4: Simplify right side
    7,380.21x = 27,099,974.51
  5. Step 5: Solve for x
    x = 27,099,974.51/7,380.21
  6. Step 6: Final answer
    x = 3,671.98

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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.