Home / 5,060.55-6,979.04-3,172.37

Finding the Fourth Proportional to 5,060.55, 6,979.04 and 3,172.37

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Solution

The fourth proportional to 5,060.55, 6,979.04 and 3,172.37 is: 4,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060.55 : 6,979.04 = 3,172.37 : x
  2. Step 2: Convert to fraction form
    5,060.55/6,979.04 = 3,172.37/x
  3. Step 3: Cross multiply
    5,060.55x = 6,979.04 × 3,172.37
  4. Step 4: Simplify right side
    5,060.55x = 22,140,049.34
  5. Step 5: Solve for x
    x = 22,140,049.34/5,060.55
  6. Step 6: Final answer
    x = 4,375.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.