Home / 11,971.77-17,958.90-4,582.41

Finding the Fourth Proportional to 11,971.77, 17,958.90 and 4,582.41

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Solution

The fourth proportional to 11,971.77, 17,958.90 and 4,582.41 is: 6,874.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971.77 : 17,958.90 = 4,582.41 : x
  2. Step 2: Convert to fraction form
    11,971.77/17,958.90 = 4,582.41/x
  3. Step 3: Cross multiply
    11,971.77x = 17,958.90 × 4,582.41
  4. Step 4: Simplify right side
    11,971.77x = 82,295,042.95
  5. Step 5: Solve for x
    x = 82,295,042.95/11,971.77
  6. Step 6: Final answer
    x = 6,874.09

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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.