Home / 3,493.14-5,250.51-3,320.34

Finding the Fourth Proportional to 3,493.14, 5,250.51 and 3,320.34

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Solution

The fourth proportional to 3,493.14, 5,250.51 and 3,320.34 is: 4,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.14 : 5,250.51 = 3,320.34 : x
  2. Step 2: Convert to fraction form
    3,493.14/5,250.51 = 3,320.34/x
  3. Step 3: Cross multiply
    3,493.14x = 5,250.51 × 3,320.34
  4. Step 4: Simplify right side
    3,493.14x = 17,433,478.37
  5. Step 5: Solve for x
    x = 17,433,478.37/3,493.14
  6. Step 6: Final answer
    x = 4,990.78

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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.