Home / 4,081.56-6,113.16-3,150.60

Finding the Fourth Proportional to 4,081.56, 6,113.16 and 3,150.60

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Solution

The fourth proportional to 4,081.56, 6,113.16 and 3,150.60 is: 4,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.56 : 6,113.16 = 3,150.60 : x
  2. Step 2: Convert to fraction form
    4,081.56/6,113.16 = 3,150.60/x
  3. Step 3: Cross multiply
    4,081.56x = 6,113.16 × 3,150.60
  4. Step 4: Simplify right side
    4,081.56x = 19,260,121.90
  5. Step 5: Solve for x
    x = 19,260,121.90/4,081.56
  6. Step 6: Final answer
    x = 4,718.81

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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.