Home / 7,067.36-10,599.41-3,172.88

Finding the Fourth Proportional to 7,067.36, 10,599.41 and 3,172.88

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Solution

The fourth proportional to 7,067.36, 10,599.41 and 3,172.88 is: 4,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.36 : 10,599.41 = 3,172.88 : x
  2. Step 2: Convert to fraction form
    7,067.36/10,599.41 = 3,172.88/x
  3. Step 3: Cross multiply
    7,067.36x = 10,599.41 × 3,172.88
  4. Step 4: Simplify right side
    7,067.36x = 33,630,610.94
  5. Step 5: Solve for x
    x = 33,630,610.94/7,067.36
  6. Step 6: Final answer
    x = 4,758.59

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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.