Home / 3,258.44-4,887.84-1,310.42

Finding the Fourth Proportional to 3,258.44, 4,887.84 and 1,310.42

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Solution

The fourth proportional to 3,258.44, 4,887.84 and 1,310.42 is: 1,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.44 : 4,887.84 = 1,310.42 : x
  2. Step 2: Convert to fraction form
    3,258.44/4,887.84 = 1,310.42/x
  3. Step 3: Cross multiply
    3,258.44x = 4,887.84 × 1,310.42
  4. Step 4: Simplify right side
    3,258.44x = 6,405,123.29
  5. Step 5: Solve for x
    x = 6,405,123.29/3,258.44
  6. Step 6: Final answer
    x = 1,965.70

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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.