Home / 3,601.79-5,402.64-2,196.62

Finding the Fourth Proportional to 3,601.79, 5,402.64 and 2,196.62

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Solution

The fourth proportional to 3,601.79, 5,402.64 and 2,196.62 is: 3,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.79 : 5,402.64 = 2,196.62 : x
  2. Step 2: Convert to fraction form
    3,601.79/5,402.64 = 2,196.62/x
  3. Step 3: Cross multiply
    3,601.79x = 5,402.64 × 2,196.62
  4. Step 4: Simplify right side
    3,601.79x = 11,867,552.35
  5. Step 5: Solve for x
    x = 11,867,552.35/3,601.79
  6. Step 6: Final answer
    x = 3,294.90

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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.