Home / 3,258.38-4,879.29-2,377.28

Finding the Fourth Proportional to 3,258.38, 4,879.29 and 2,377.28

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Solution

The fourth proportional to 3,258.38, 4,879.29 and 2,377.28 is: 3,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.38 : 4,879.29 = 2,377.28 : x
  2. Step 2: Convert to fraction form
    3,258.38/4,879.29 = 2,377.28/x
  3. Step 3: Cross multiply
    3,258.38x = 4,879.29 × 2,377.28
  4. Step 4: Simplify right side
    3,258.38x = 11,599,438.53
  5. Step 5: Solve for x
    x = 11,599,438.53/3,258.38
  6. Step 6: Final answer
    x = 3,559.88

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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.