Home / 4,183.40-5,771.86-2,591.22

Finding the Fourth Proportional to 4,183.40, 5,771.86 and 2,591.22

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Solution

The fourth proportional to 4,183.40, 5,771.86 and 2,591.22 is: 3,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.40 : 5,771.86 = 2,591.22 : x
  2. Step 2: Convert to fraction form
    4,183.40/5,771.86 = 2,591.22/x
  3. Step 3: Cross multiply
    4,183.40x = 5,771.86 × 2,591.22
  4. Step 4: Simplify right side
    4,183.40x = 14,956,125.54
  5. Step 5: Solve for x
    x = 14,956,125.54/4,183.40
  6. Step 6: Final answer
    x = 3,575.12

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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.