Home / 3,524.41-5,287.38-2,191.86

Finding the Fourth Proportional to 3,524.41, 5,287.38 and 2,191.86

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Solution

The fourth proportional to 3,524.41, 5,287.38 and 2,191.86 is: 3,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.41 : 5,287.38 = 2,191.86 : x
  2. Step 2: Convert to fraction form
    3,524.41/5,287.38 = 2,191.86/x
  3. Step 3: Cross multiply
    3,524.41x = 5,287.38 × 2,191.86
  4. Step 4: Simplify right side
    3,524.41x = 11,589,188.51
  5. Step 5: Solve for x
    x = 11,589,188.51/3,524.41
  6. Step 6: Final answer
    x = 3,288.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.