Home / 11,315.73-16,971.75-2,996.28

Finding the Fourth Proportional to 11,315.73, 16,971.75 and 2,996.28

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Solution

The fourth proportional to 11,315.73, 16,971.75 and 2,996.28 is: 4,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315.73 : 16,971.75 = 2,996.28 : x
  2. Step 2: Convert to fraction form
    11,315.73/16,971.75 = 2,996.28/x
  3. Step 3: Cross multiply
    11,315.73x = 16,971.75 × 2,996.28
  4. Step 4: Simplify right side
    11,315.73x = 50,852,115.09
  5. Step 5: Solve for x
    x = 50,852,115.09/11,315.73
  6. Step 6: Final answer
    x = 4,493.93

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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.