Home / 3,166.82-4,748.25-1,216.70

Finding the Fourth Proportional to 3,166.82, 4,748.25 and 1,216.70

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Solution

The fourth proportional to 3,166.82, 4,748.25 and 1,216.70 is: 1,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.82 : 4,748.25 = 1,216.70 : x
  2. Step 2: Convert to fraction form
    3,166.82/4,748.25 = 1,216.70/x
  3. Step 3: Cross multiply
    3,166.82x = 4,748.25 × 1,216.70
  4. Step 4: Simplify right side
    3,166.82x = 5,777,195.78
  5. Step 5: Solve for x
    x = 5,777,195.78/3,166.82
  6. Step 6: Final answer
    x = 1,824.29

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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.