Home / 7,167.52-10,747.44-3,272.80

Finding the Fourth Proportional to 7,167.52, 10,747.44 and 3,272.80

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Solution

The fourth proportional to 7,167.52, 10,747.44 and 3,272.80 is: 4,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.52 : 10,747.44 = 3,272.80 : x
  2. Step 2: Convert to fraction form
    7,167.52/10,747.44 = 3,272.80/x
  3. Step 3: Cross multiply
    7,167.52x = 10,747.44 × 3,272.80
  4. Step 4: Simplify right side
    7,167.52x = 35,174,221.63
  5. Step 5: Solve for x
    x = 35,174,221.63/7,167.52
  6. Step 6: Final answer
    x = 4,907.45

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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.