Home / 11,893.09-17,840.07-3,995.87

Finding the Fourth Proportional to 11,893.09, 17,840.07 and 3,995.87

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Solution

The fourth proportional to 11,893.09, 17,840.07 and 3,995.87 is: 5,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,893.09 : 17,840.07 = 3,995.87 : x
  2. Step 2: Convert to fraction form
    11,893.09/17,840.07 = 3,995.87/x
  3. Step 3: Cross multiply
    11,893.09x = 17,840.07 × 3,995.87
  4. Step 4: Simplify right side
    11,893.09x = 71,286,600.51
  5. Step 5: Solve for x
    x = 71,286,600.51/11,893.09
  6. Step 6: Final answer
    x = 5,993.95

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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.