Home / 5,965.08-8,231.86-3,312.66

Finding the Fourth Proportional to 5,965.08, 8,231.86 and 3,312.66

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Solution

The fourth proportional to 5,965.08, 8,231.86 and 3,312.66 is: 4,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.08 : 8,231.86 = 3,312.66 : x
  2. Step 2: Convert to fraction form
    5,965.08/8,231.86 = 3,312.66/x
  3. Step 3: Cross multiply
    5,965.08x = 8,231.86 × 3,312.66
  4. Step 4: Simplify right side
    5,965.08x = 27,269,353.35
  5. Step 5: Solve for x
    x = 27,269,353.35/5,965.08
  6. Step 6: Final answer
    x = 4,571.50

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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.