Home / 5,965.80-8,232.39-3,313.05

Finding the Fourth Proportional to 5,965.80, 8,232.39 and 3,313.05

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Solution

The fourth proportional to 5,965.80, 8,232.39 and 3,313.05 is: 4,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.80 : 8,232.39 = 3,313.05 : x
  2. Step 2: Convert to fraction form
    5,965.80/8,232.39 = 3,313.05/x
  3. Step 3: Cross multiply
    5,965.80x = 8,232.39 × 3,313.05
  4. Step 4: Simplify right side
    5,965.80x = 27,274,319.69
  5. Step 5: Solve for x
    x = 27,274,319.69/5,965.80
  6. Step 6: Final answer
    x = 4,571.78

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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.