Home / 5,863.74-8,091.96-3,211.14

Finding the Fourth Proportional to 5,863.74, 8,091.96 and 3,211.14

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Solution

The fourth proportional to 5,863.74, 8,091.96 and 3,211.14 is: 4,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.74 : 8,091.96 = 3,211.14 : x
  2. Step 2: Convert to fraction form
    5,863.74/8,091.96 = 3,211.14/x
  3. Step 3: Cross multiply
    5,863.74x = 8,091.96 × 3,211.14
  4. Step 4: Simplify right side
    5,863.74x = 25,984,434.74
  5. Step 5: Solve for x
    x = 25,984,434.74/5,863.74
  6. Step 6: Final answer
    x = 4,431.38

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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.