Home / 5,879.46-8,113.56-3,226.86

Finding the Fourth Proportional to 5,879.46, 8,113.56 and 3,226.86

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Solution

The fourth proportional to 5,879.46, 8,113.56 and 3,226.86 is: 4,453.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.46 : 8,113.56 = 3,226.86 : x
  2. Step 2: Convert to fraction form
    5,879.46/8,113.56 = 3,226.86/x
  3. Step 3: Cross multiply
    5,879.46x = 8,113.56 × 3,226.86
  4. Step 4: Simplify right side
    5,879.46x = 26,181,322.22
  5. Step 5: Solve for x
    x = 26,181,322.22/5,879.46
  6. Step 6: Final answer
    x = 4,453.01

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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.