Home / 5,958.45-8,222.38-3,305.80

Finding the Fourth Proportional to 5,958.45, 8,222.38 and 3,305.80

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Solution

The fourth proportional to 5,958.45, 8,222.38 and 3,305.80 is: 4,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.45 : 8,222.38 = 3,305.80 : x
  2. Step 2: Convert to fraction form
    5,958.45/8,222.38 = 3,305.80/x
  3. Step 3: Cross multiply
    5,958.45x = 8,222.38 × 3,305.80
  4. Step 4: Simplify right side
    5,958.45x = 27,181,543.80
  5. Step 5: Solve for x
    x = 27,181,543.80/5,958.45
  6. Step 6: Final answer
    x = 4,561.85

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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.