Home / 6,224.14-8,589.34-3,391.57

Finding the Fourth Proportional to 6,224.14, 8,589.34 and 3,391.57

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Solution

The fourth proportional to 6,224.14, 8,589.34 and 3,391.57 is: 4,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.14 : 8,589.34 = 3,391.57 : x
  2. Step 2: Convert to fraction form
    6,224.14/8,589.34 = 3,391.57/x
  3. Step 3: Cross multiply
    6,224.14x = 8,589.34 × 3,391.57
  4. Step 4: Simplify right side
    6,224.14x = 29,131,362.84
  5. Step 5: Solve for x
    x = 29,131,362.84/6,224.14
  6. Step 6: Final answer
    x = 4,680.38

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Half scale
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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.