Home / 6,231.66-8,599.86-3,579.54

Finding the Fourth Proportional to 6,231.66, 8,599.86 and 3,579.54

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Solution

The fourth proportional to 6,231.66, 8,599.86 and 3,579.54 is: 4,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.66 : 8,599.86 = 3,579.54 : x
  2. Step 2: Convert to fraction form
    6,231.66/8,599.86 = 3,579.54/x
  3. Step 3: Cross multiply
    6,231.66x = 8,599.86 × 3,579.54
  4. Step 4: Simplify right side
    6,231.66x = 30,783,542.86
  5. Step 5: Solve for x
    x = 30,783,542.86/6,231.66
  6. Step 6: Final answer
    x = 4,939.86

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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.