Home / 5,546.45-7,654.41-3,028.79

Finding the Fourth Proportional to 5,546.45, 7,654.41 and 3,028.79

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Solution

The fourth proportional to 5,546.45, 7,654.41 and 3,028.79 is: 4,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.45 : 7,654.41 = 3,028.79 : x
  2. Step 2: Convert to fraction form
    5,546.45/7,654.41 = 3,028.79/x
  3. Step 3: Cross multiply
    5,546.45x = 7,654.41 × 3,028.79
  4. Step 4: Simplify right side
    5,546.45x = 23,183,585.32
  5. Step 5: Solve for x
    x = 23,183,585.32/5,546.45
  6. Step 6: Final answer
    x = 4,179.90

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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.