Home / 6,169.11-8,514.27-3,516.78

Finding the Fourth Proportional to 6,169.11, 8,514.27 and 3,516.78

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Solution

The fourth proportional to 6,169.11, 8,514.27 and 3,516.78 is: 4,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.11 : 8,514.27 = 3,516.78 : x
  2. Step 2: Convert to fraction form
    6,169.11/8,514.27 = 3,516.78/x
  3. Step 3: Cross multiply
    6,169.11x = 8,514.27 × 3,516.78
  4. Step 4: Simplify right side
    6,169.11x = 29,942,814.45
  5. Step 5: Solve for x
    x = 29,942,814.45/6,169.11
  6. Step 6: Final answer
    x = 4,853.67

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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.