Home / 8,434.82-11,633.58-6,451.94

Finding the Fourth Proportional to 8,434.82, 11,633.58 and 6,451.94

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Solution

The fourth proportional to 8,434.82, 11,633.58 and 6,451.94 is: 8,898.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.82 : 11,633.58 = 6,451.94 : x
  2. Step 2: Convert to fraction form
    8,434.82/11,633.58 = 6,451.94/x
  3. Step 3: Cross multiply
    8,434.82x = 11,633.58 × 6,451.94
  4. Step 4: Simplify right side
    8,434.82x = 75,059,160.15
  5. Step 5: Solve for x
    x = 75,059,160.15/8,434.82
  6. Step 6: Final answer
    x = 8,898.73

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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.