Home / 6,267.87-8,650.83-3,579.07

Finding the Fourth Proportional to 6,267.87, 8,650.83 and 3,579.07

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Solution

The fourth proportional to 6,267.87, 8,650.83 and 3,579.07 is: 4,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.87 : 8,650.83 = 3,579.07 : x
  2. Step 2: Convert to fraction form
    6,267.87/8,650.83 = 3,579.07/x
  3. Step 3: Cross multiply
    6,267.87x = 8,650.83 × 3,579.07
  4. Step 4: Simplify right side
    6,267.87x = 30,961,926.13
  5. Step 5: Solve for x
    x = 30,961,926.13/6,267.87
  6. Step 6: Final answer
    x = 4,939.78

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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.