Home / 5,965.29-8,231.96-3,312.65

Finding the Fourth Proportional to 5,965.29, 8,231.96 and 3,312.65

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Solution

The fourth proportional to 5,965.29, 8,231.96 and 3,312.65 is: 4,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.29 : 8,231.96 = 3,312.65 : x
  2. Step 2: Convert to fraction form
    5,965.29/8,231.96 = 3,312.65/x
  3. Step 3: Cross multiply
    5,965.29x = 8,231.96 × 3,312.65
  4. Step 4: Simplify right side
    5,965.29x = 27,269,544.57
  5. Step 5: Solve for x
    x = 27,269,544.57/5,965.29
  6. Step 6: Final answer
    x = 4,571.37

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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.