Home / 3,370.96-5,049.24-3,143.12

Finding the Fourth Proportional to 3,370.96, 5,049.24 and 3,143.12

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Solution

The fourth proportional to 3,370.96, 5,049.24 and 3,143.12 is: 4,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.96 : 5,049.24 = 3,143.12 : x
  2. Step 2: Convert to fraction form
    3,370.96/5,049.24 = 3,143.12/x
  3. Step 3: Cross multiply
    3,370.96x = 5,049.24 × 3,143.12
  4. Step 4: Simplify right side
    3,370.96x = 15,870,367.23
  5. Step 5: Solve for x
    x = 15,870,367.23/3,370.96
  6. Step 6: Final answer
    x = 4,707.97

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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.