Home / 4,091.75-6,137.67-1,013.75

Finding the Fourth Proportional to 4,091.75, 6,137.67 and 1,013.75

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Solution

The fourth proportional to 4,091.75, 6,137.67 and 1,013.75 is: 1,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.75 : 6,137.67 = 1,013.75 : x
  2. Step 2: Convert to fraction form
    4,091.75/6,137.67 = 1,013.75/x
  3. Step 3: Cross multiply
    4,091.75x = 6,137.67 × 1,013.75
  4. Step 4: Simplify right side
    4,091.75x = 6,222,062.96
  5. Step 5: Solve for x
    x = 6,222,062.96/4,091.75
  6. Step 6: Final answer
    x = 1,520.64

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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.