Home / 4,258.71-6,388.88-2,067.26

Finding the Fourth Proportional to 4,258.71, 6,388.88 and 2,067.26

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Solution

The fourth proportional to 4,258.71, 6,388.88 and 2,067.26 is: 3,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.71 : 6,388.88 = 2,067.26 : x
  2. Step 2: Convert to fraction form
    4,258.71/6,388.88 = 2,067.26/x
  3. Step 3: Cross multiply
    4,258.71x = 6,388.88 × 2,067.26
  4. Step 4: Simplify right side
    4,258.71x = 13,207,433.79
  5. Step 5: Solve for x
    x = 13,207,433.79/4,258.71
  6. Step 6: Final answer
    x = 3,101.28

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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.