Home / 11,260.87-16,879.57-4,236.05

Finding the Fourth Proportional to 11,260.87, 16,879.57 and 4,236.05

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Solution

The fourth proportional to 11,260.87, 16,879.57 and 4,236.05 is: 6,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.87 : 16,879.57 = 4,236.05 : x
  2. Step 2: Convert to fraction form
    11,260.87/16,879.57 = 4,236.05/x
  3. Step 3: Cross multiply
    11,260.87x = 16,879.57 × 4,236.05
  4. Step 4: Simplify right side
    11,260.87x = 71,502,662.99
  5. Step 5: Solve for x
    x = 71,502,662.99/11,260.87
  6. Step 6: Final answer
    x = 6,349.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.