Home / 8,635.35-11,917.05-4,858.43

Finding the Fourth Proportional to 8,635.35, 11,917.05 and 4,858.43

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Solution

The fourth proportional to 8,635.35, 11,917.05 and 4,858.43 is: 6,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.35 : 11,917.05 = 4,858.43 : x
  2. Step 2: Convert to fraction form
    8,635.35/11,917.05 = 4,858.43/x
  3. Step 3: Cross multiply
    8,635.35x = 11,917.05 × 4,858.43
  4. Step 4: Simplify right side
    8,635.35x = 57,898,093.65
  5. Step 5: Solve for x
    x = 57,898,093.65/8,635.35
  6. Step 6: Final answer
    x = 6,704.78

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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.