Home / 5,879.34-8,113.64-3,226.79

Finding the Fourth Proportional to 5,879.34, 8,113.64 and 3,226.79

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Solution

The fourth proportional to 5,879.34, 8,113.64 and 3,226.79 is: 4,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.34 : 8,113.64 = 3,226.79 : x
  2. Step 2: Convert to fraction form
    5,879.34/8,113.64 = 3,226.79/x
  3. Step 3: Cross multiply
    5,879.34x = 8,113.64 × 3,226.79
  4. Step 4: Simplify right side
    5,879.34x = 26,181,016.57
  5. Step 5: Solve for x
    x = 26,181,016.57/5,879.34
  6. Step 6: Final answer
    x = 4,453.05

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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.