Home / 3,680.39-5,508.52-2,011.96

Finding the Fourth Proportional to 3,680.39, 5,508.52 and 2,011.96

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Solution

The fourth proportional to 3,680.39, 5,508.52 and 2,011.96 is: 3,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.39 : 5,508.52 = 2,011.96 : x
  2. Step 2: Convert to fraction form
    3,680.39/5,508.52 = 2,011.96/x
  3. Step 3: Cross multiply
    3,680.39x = 5,508.52 × 2,011.96
  4. Step 4: Simplify right side
    3,680.39x = 11,082,921.90
  5. Step 5: Solve for x
    x = 11,082,921.90/3,680.39
  6. Step 6: Final answer
    x = 3,011.34

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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.