Home / 11,974.98-17,959.77-4,576.80

Finding the Fourth Proportional to 11,974.98, 17,959.77 and 4,576.80

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Solution

The fourth proportional to 11,974.98, 17,959.77 and 4,576.80 is: 6,864.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.98 : 17,959.77 = 4,576.80 : x
  2. Step 2: Convert to fraction form
    11,974.98/17,959.77 = 4,576.80/x
  3. Step 3: Cross multiply
    11,974.98x = 17,959.77 × 4,576.80
  4. Step 4: Simplify right side
    11,974.98x = 82,198,275.34
  5. Step 5: Solve for x
    x = 82,198,275.34/11,974.98
  6. Step 6: Final answer
    x = 6,864.17

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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.