Home / 11,389.60-17,074.27-6,127.44

Finding the Fourth Proportional to 11,389.60, 17,074.27 and 6,127.44

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Solution

The fourth proportional to 11,389.60, 17,074.27 and 6,127.44 is: 9,185.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.60 : 17,074.27 = 6,127.44 : x
  2. Step 2: Convert to fraction form
    11,389.60/17,074.27 = 6,127.44/x
  3. Step 3: Cross multiply
    11,389.60x = 17,074.27 × 6,127.44
  4. Step 4: Simplify right side
    11,389.60x = 104,621,564.97
  5. Step 5: Solve for x
    x = 104,621,564.97/11,389.60
  6. Step 6: Final answer
    x = 9,185.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.