Home / 3,770.24-5,196.92-2,972.26

Finding the Fourth Proportional to 3,770.24, 5,196.92 and 2,972.26

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Solution

The fourth proportional to 3,770.24, 5,196.92 and 2,972.26 is: 4,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.24 : 5,196.92 = 2,972.26 : x
  2. Step 2: Convert to fraction form
    3,770.24/5,196.92 = 2,972.26/x
  3. Step 3: Cross multiply
    3,770.24x = 5,196.92 × 2,972.26
  4. Step 4: Simplify right side
    3,770.24x = 15,446,591.88
  5. Step 5: Solve for x
    x = 15,446,591.88/3,770.24
  6. Step 6: Final answer
    x = 4,096.98

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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.