Home / 6,217.97-8,580.94-3,385.53

Finding the Fourth Proportional to 6,217.97, 8,580.94 and 3,385.53

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Solution

The fourth proportional to 6,217.97, 8,580.94 and 3,385.53 is: 4,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.97 : 8,580.94 = 3,385.53 : x
  2. Step 2: Convert to fraction form
    6,217.97/8,580.94 = 3,385.53/x
  3. Step 3: Cross multiply
    6,217.97x = 8,580.94 × 3,385.53
  4. Step 4: Simplify right side
    6,217.97x = 29,051,021.33
  5. Step 5: Solve for x
    x = 29,051,021.33/6,217.97
  6. Step 6: Final answer
    x = 4,672.11

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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.