Home / 8,236.14-11,365.09-4,878.96

Finding the Fourth Proportional to 8,236.14, 11,365.09 and 4,878.96

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Solution

The fourth proportional to 8,236.14, 11,365.09 and 4,878.96 is: 6,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.14 : 11,365.09 = 4,878.96 : x
  2. Step 2: Convert to fraction form
    8,236.14/11,365.09 = 4,878.96/x
  3. Step 3: Cross multiply
    8,236.14x = 11,365.09 × 4,878.96
  4. Step 4: Simplify right side
    8,236.14x = 55,449,819.51
  5. Step 5: Solve for x
    x = 55,449,819.51/8,236.14
  6. Step 6: Final answer
    x = 6,732.50

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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.