Home / 5,965.13-8,231.60-3,312.70

Finding the Fourth Proportional to 5,965.13, 8,231.60 and 3,312.70

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Solution

The fourth proportional to 5,965.13, 8,231.60 and 3,312.70 is: 4,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.13 : 8,231.60 = 3,312.70 : x
  2. Step 2: Convert to fraction form
    5,965.13/8,231.60 = 3,312.70/x
  3. Step 3: Cross multiply
    5,965.13x = 8,231.60 × 3,312.70
  4. Step 4: Simplify right side
    5,965.13x = 27,268,821.32
  5. Step 5: Solve for x
    x = 27,268,821.32/5,965.13
  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.