Home / 7,173.16-10,754.88-2,789.44

Finding the Fourth Proportional to 7,173.16, 10,754.88 and 2,789.44

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Solution

The fourth proportional to 7,173.16, 10,754.88 and 2,789.44 is: 4,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.16 : 10,754.88 = 2,789.44 : x
  2. Step 2: Convert to fraction form
    7,173.16/10,754.88 = 2,789.44/x
  3. Step 3: Cross multiply
    7,173.16x = 10,754.88 × 2,789.44
  4. Step 4: Simplify right side
    7,173.16x = 30,000,092.47
  5. Step 5: Solve for x
    x = 30,000,092.47/7,173.16
  6. Step 6: Final answer
    x = 4,182.27

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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.