Home / 6,216.57-8,578.94-3,383.96

Finding the Fourth Proportional to 6,216.57, 8,578.94 and 3,383.96

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Solution

The fourth proportional to 6,216.57, 8,578.94 and 3,383.96 is: 4,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.57 : 8,578.94 = 3,383.96 : x
  2. Step 2: Convert to fraction form
    6,216.57/8,578.94 = 3,383.96/x
  3. Step 3: Cross multiply
    6,216.57x = 8,578.94 × 3,383.96
  4. Step 4: Simplify right side
    6,216.57x = 29,030,729.99
  5. Step 5: Solve for x
    x = 29,030,729.99/6,216.57
  6. Step 6: Final answer
    x = 4,669.90

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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.