Home / 11,983.34-17,977.36-3,664.54

Finding the Fourth Proportional to 11,983.34, 17,977.36 and 3,664.54

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Solution

The fourth proportional to 11,983.34, 17,977.36 and 3,664.54 is: 5,497.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.34 : 17,977.36 = 3,664.54 : x
  2. Step 2: Convert to fraction form
    11,983.34/17,977.36 = 3,664.54/x
  3. Step 3: Cross multiply
    11,983.34x = 17,977.36 × 3,664.54
  4. Step 4: Simplify right side
    11,983.34x = 65,878,719.03
  5. Step 5: Solve for x
    x = 65,878,719.03/11,983.34
  6. Step 6: Final answer
    x = 5,497.53

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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.