Home / 3,258.66-4,884.96-1,285.37

Finding the Fourth Proportional to 3,258.66, 4,884.96 and 1,285.37

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Solution

The fourth proportional to 3,258.66, 4,884.96 and 1,285.37 is: 1,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.66 : 4,884.96 = 1,285.37 : x
  2. Step 2: Convert to fraction form
    3,258.66/4,884.96 = 1,285.37/x
  3. Step 3: Cross multiply
    3,258.66x = 4,884.96 × 1,285.37
  4. Step 4: Simplify right side
    3,258.66x = 6,278,956.61
  5. Step 5: Solve for x
    x = 6,278,956.61/3,258.66
  6. Step 6: Final answer
    x = 1,926.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.