Home / 8,414.46-11,613.66-5,581.98

Finding the Fourth Proportional to 8,414.46, 11,613.66 and 5,581.98

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Solution

The fourth proportional to 8,414.46, 11,613.66 and 5,581.98 is: 7,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.46 : 11,613.66 = 5,581.98 : x
  2. Step 2: Convert to fraction form
    8,414.46/11,613.66 = 5,581.98/x
  3. Step 3: Cross multiply
    8,414.46x = 11,613.66 × 5,581.98
  4. Step 4: Simplify right side
    8,414.46x = 64,827,217.85
  5. Step 5: Solve for x
    x = 64,827,217.85/8,414.46
  6. Step 6: Final answer
    x = 7,704.26

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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.