Home / 3,508.39-5,258.04-1,425.96

Finding the Fourth Proportional to 3,508.39, 5,258.04 and 1,425.96

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Solution

The fourth proportional to 3,508.39, 5,258.04 and 1,425.96 is: 2,137.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.39 : 5,258.04 = 1,425.96 : x
  2. Step 2: Convert to fraction form
    3,508.39/5,258.04 = 1,425.96/x
  3. Step 3: Cross multiply
    3,508.39x = 5,258.04 × 1,425.96
  4. Step 4: Simplify right side
    3,508.39x = 7,497,754.72
  5. Step 5: Solve for x
    x = 7,497,754.72/3,508.39
  6. Step 6: Final answer
    x = 2,137.09

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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.