Home / 5,212.26-7,193.30-2,974.18

Finding the Fourth Proportional to 5,212.26, 7,193.30 and 2,974.18

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Solution

The fourth proportional to 5,212.26, 7,193.30 and 2,974.18 is: 4,104.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.26 : 7,193.30 = 2,974.18 : x
  2. Step 2: Convert to fraction form
    5,212.26/7,193.30 = 2,974.18/x
  3. Step 3: Cross multiply
    5,212.26x = 7,193.30 × 2,974.18
  4. Step 4: Simplify right side
    5,212.26x = 21,394,168.99
  5. Step 5: Solve for x
    x = 21,394,168.99/5,212.26
  6. Step 6: Final answer
    x = 4,104.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.