Home / 3,216.12-4,823.82-2,182.76

Finding the Fourth Proportional to 3,216.12, 4,823.82 and 2,182.76

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Solution

The fourth proportional to 3,216.12, 4,823.82 and 2,182.76 is: 3,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.12 : 4,823.82 = 2,182.76 : x
  2. Step 2: Convert to fraction form
    3,216.12/4,823.82 = 2,182.76/x
  3. Step 3: Cross multiply
    3,216.12x = 4,823.82 × 2,182.76
  4. Step 4: Simplify right side
    3,216.12x = 10,529,241.34
  5. Step 5: Solve for x
    x = 10,529,241.34/3,216.12
  6. Step 6: Final answer
    x = 3,273.90

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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.