Home / 5,879.47-8,113.67-3,226.87

Finding the Fourth Proportional to 5,879.47, 8,113.67 and 3,226.87

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Solution

The fourth proportional to 5,879.47, 8,113.67 and 3,226.87 is: 4,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.47 : 8,113.67 = 3,226.87 : x
  2. Step 2: Convert to fraction form
    5,879.47/8,113.67 = 3,226.87/x
  3. Step 3: Cross multiply
    5,879.47x = 8,113.67 × 3,226.87
  4. Step 4: Simplify right side
    5,879.47x = 26,181,742.18
  5. Step 5: Solve for x
    x = 26,181,742.18/5,879.47
  6. Step 6: Final answer
    x = 4,453.08

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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.