Home / 11,901.89-17,852.97-4,108.88

Finding the Fourth Proportional to 11,901.89, 17,852.97 and 4,108.88

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Solution

The fourth proportional to 11,901.89, 17,852.97 and 4,108.88 is: 6,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.89 : 17,852.97 = 4,108.88 : x
  2. Step 2: Convert to fraction form
    11,901.89/17,852.97 = 4,108.88/x
  3. Step 3: Cross multiply
    11,901.89x = 17,852.97 × 4,108.88
  4. Step 4: Simplify right side
    11,901.89x = 73,355,622.11
  5. Step 5: Solve for x
    x = 73,355,622.11/11,901.89
  6. Step 6: Final answer
    x = 6,163.36

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1.5x scale

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.