Home / 11,976.86-17,965.29-4,583.58

Finding the Fourth Proportional to 11,976.86, 17,965.29 and 4,583.58

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Solution

The fourth proportional to 11,976.86, 17,965.29 and 4,583.58 is: 6,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.86 : 17,965.29 = 4,583.58 : x
  2. Step 2: Convert to fraction form
    11,976.86/17,965.29 = 4,583.58/x
  3. Step 3: Cross multiply
    11,976.86x = 17,965.29 × 4,583.58
  4. Step 4: Simplify right side
    11,976.86x = 82,345,321.02
  5. Step 5: Solve for x
    x = 82,345,321.02/11,976.86
  6. Step 6: Final answer
    x = 6,875.37

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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.