Home / 5,212.26-7,808.10-3,357

Finding the Fourth Proportional to 5,212.26, 7,808.10 and 3,357

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Solution

The fourth proportional to 5,212.26, 7,808.10 and 3,357 is: 5,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.26 : 7,808.10 = 3,357 : x
  2. Step 2: Convert to fraction form
    5,212.26/7,808.10 = 3,357/x
  3. Step 3: Cross multiply
    5,212.26x = 7,808.10 × 3,357
  4. Step 4: Simplify right side
    5,212.26x = 26,211,791.70
  5. Step 5: Solve for x
    x = 26,211,791.70/5,212.26
  6. Step 6: Final answer
    x = 5,028.87

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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.