Home / 3,539.10-5,298.39-3,163.89

Finding the Fourth Proportional to 3,539.10, 5,298.39 and 3,163.89

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Solution

The fourth proportional to 3,539.10, 5,298.39 and 3,163.89 is: 4,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.10 : 5,298.39 = 3,163.89 : x
  2. Step 2: Convert to fraction form
    3,539.10/5,298.39 = 3,163.89/x
  3. Step 3: Cross multiply
    3,539.10x = 5,298.39 × 3,163.89
  4. Step 4: Simplify right side
    3,539.10x = 16,763,523.14
  5. Step 5: Solve for x
    x = 16,763,523.14/3,539.10
  6. Step 6: Final answer
    x = 4,736.66

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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.