Home / 5,932.15-8,185.79-3,279.20

Finding the Fourth Proportional to 5,932.15, 8,185.79 and 3,279.20

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Solution

The fourth proportional to 5,932.15, 8,185.79 and 3,279.20 is: 4,524.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,932.15 : 8,185.79 = 3,279.20 : x
  2. Step 2: Convert to fraction form
    5,932.15/8,185.79 = 3,279.20/x
  3. Step 3: Cross multiply
    5,932.15x = 8,185.79 × 3,279.20
  4. Step 4: Simplify right side
    5,932.15x = 26,842,809.84
  5. Step 5: Solve for x
    x = 26,842,809.84/5,932.15
  6. Step 6: Final answer
    x = 4,524.97

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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.