Home / 11,930.22-17,889.23-4,529.04

Finding the Fourth Proportional to 11,930.22, 17,889.23 and 4,529.04

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Solution

The fourth proportional to 11,930.22, 17,889.23 and 4,529.04 is: 6,791.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.22 : 17,889.23 = 4,529.04 : x
  2. Step 2: Convert to fraction form
    11,930.22/17,889.23 = 4,529.04/x
  3. Step 3: Cross multiply
    11,930.22x = 17,889.23 × 4,529.04
  4. Step 4: Simplify right side
    11,930.22x = 81,021,015.59
  5. Step 5: Solve for x
    x = 81,021,015.59/11,930.22
  6. Step 6: Final answer
    x = 6,791.24

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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.