Home / 3,537.20-5,297.70-3,456.20

Finding the Fourth Proportional to 3,537.20, 5,297.70 and 3,456.20

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Solution

The fourth proportional to 3,537.20, 5,297.70 and 3,456.20 is: 5,176.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.20 : 5,297.70 = 3,456.20 : x
  2. Step 2: Convert to fraction form
    3,537.20/5,297.70 = 3,456.20/x
  3. Step 3: Cross multiply
    3,537.20x = 5,297.70 × 3,456.20
  4. Step 4: Simplify right side
    3,537.20x = 18,309,910.74
  5. Step 5: Solve for x
    x = 18,309,910.74/3,537.20
  6. Step 6: Final answer
    x = 5,176.39

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1.5x scale

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.