Home / 5,198.47-7,173.20-2,960.37

Finding the Fourth Proportional to 5,198.47, 7,173.20 and 2,960.37

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Solution

The fourth proportional to 5,198.47, 7,173.20 and 2,960.37 is: 4,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.47 : 7,173.20 = 2,960.37 : x
  2. Step 2: Convert to fraction form
    5,198.47/7,173.20 = 2,960.37/x
  3. Step 3: Cross multiply
    5,198.47x = 7,173.20 × 2,960.37
  4. Step 4: Simplify right side
    5,198.47x = 21,235,333.48
  5. Step 5: Solve for x
    x = 21,235,333.48/5,198.47
  6. Step 6: Final answer
    x = 4,084.92

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1.5x scale

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.