Home / 5,546.66-7,654.40-3,028.79

Finding the Fourth Proportional to 5,546.66, 7,654.40 and 3,028.79

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Solution

The fourth proportional to 5,546.66, 7,654.40 and 3,028.79 is: 4,179.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.66 : 7,654.40 = 3,028.79 : x
  2. Step 2: Convert to fraction form
    5,546.66/7,654.40 = 3,028.79/x
  3. Step 3: Cross multiply
    5,546.66x = 7,654.40 × 3,028.79
  4. Step 4: Simplify right side
    5,546.66x = 23,183,596.88
  5. Step 5: Solve for x
    x = 23,183,596.88/5,546.66
  6. Step 6: Final answer
    x = 4,179.74

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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.