Home / 9,959.36-14,936.73-2,939.85

Finding the Fourth Proportional to 9,959.36, 14,936.73 and 2,939.85

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Solution

The fourth proportional to 9,959.36, 14,936.73 and 2,939.85 is: 4,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.36 : 14,936.73 = 2,939.85 : x
  2. Step 2: Convert to fraction form
    9,959.36/14,936.73 = 2,939.85/x
  3. Step 3: Cross multiply
    9,959.36x = 14,936.73 × 2,939.85
  4. Step 4: Simplify right side
    9,959.36x = 43,911,745.69
  5. Step 5: Solve for x
    x = 43,911,745.69/9,959.36
  6. Step 6: Final answer
    x = 4,409.09

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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.