Home / 8,504.90-11,736.99-5,147

Finding the Fourth Proportional to 8,504.90, 11,736.99 and 5,147

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Solution

The fourth proportional to 8,504.90, 11,736.99 and 5,147 is: 7,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.90 : 11,736.99 = 5,147 : x
  2. Step 2: Convert to fraction form
    8,504.90/11,736.99 = 5,147/x
  3. Step 3: Cross multiply
    8,504.90x = 11,736.99 × 5,147
  4. Step 4: Simplify right side
    8,504.90x = 60,410,287.53
  5. Step 5: Solve for x
    x = 60,410,287.53/8,504.90
  6. Step 6: Final answer
    x = 7,103.00

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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.