Home / 6,081.99-9,119.18-2,790.86

Finding the Fourth Proportional to 6,081.99, 9,119.18 and 2,790.86

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Solution

The fourth proportional to 6,081.99, 9,119.18 and 2,790.86 is: 4,184.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.99 : 9,119.18 = 2,790.86 : x
  2. Step 2: Convert to fraction form
    6,081.99/9,119.18 = 2,790.86/x
  3. Step 3: Cross multiply
    6,081.99x = 9,119.18 × 2,790.86
  4. Step 4: Simplify right side
    6,081.99x = 25,450,316.08
  5. Step 5: Solve for x
    x = 25,450,316.08/6,081.99
  6. Step 6: Final answer
    x = 4,184.54

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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.