Home / 3,616.58-5,419.25-2,508.15

Finding the Fourth Proportional to 3,616.58, 5,419.25 and 2,508.15

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Solution

The fourth proportional to 3,616.58, 5,419.25 and 2,508.15 is: 3,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.58 : 5,419.25 = 2,508.15 : x
  2. Step 2: Convert to fraction form
    3,616.58/5,419.25 = 2,508.15/x
  3. Step 3: Cross multiply
    3,616.58x = 5,419.25 × 2,508.15
  4. Step 4: Simplify right side
    3,616.58x = 13,592,318.48
  5. Step 5: Solve for x
    x = 13,592,318.48/3,616.58
  6. Step 6: Final answer
    x = 3,758.34

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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.