Home / 3,967.43-5,474.55-2,199.02

Finding the Fourth Proportional to 3,967.43, 5,474.55 and 2,199.02

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Solution

The fourth proportional to 3,967.43, 5,474.55 and 2,199.02 is: 3,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.43 : 5,474.55 = 2,199.02 : x
  2. Step 2: Convert to fraction form
    3,967.43/5,474.55 = 2,199.02/x
  3. Step 3: Cross multiply
    3,967.43x = 5,474.55 × 2,199.02
  4. Step 4: Simplify right side
    3,967.43x = 12,038,644.94
  5. Step 5: Solve for x
    x = 12,038,644.94/3,967.43
  6. Step 6: Final answer
    x = 3,034.37

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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.