Home / 11,889.21-16,407.60-6,584.03

Finding the Fourth Proportional to 11,889.21, 16,407.60 and 6,584.03

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Solution

The fourth proportional to 11,889.21, 16,407.60 and 6,584.03 is: 9,086.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.21 : 16,407.60 = 6,584.03 : x
  2. Step 2: Convert to fraction form
    11,889.21/16,407.60 = 6,584.03/x
  3. Step 3: Cross multiply
    11,889.21x = 16,407.60 × 6,584.03
  4. Step 4: Simplify right side
    11,889.21x = 108,028,094.83
  5. Step 5: Solve for x
    x = 108,028,094.83/11,889.21
  6. Step 6: Final answer
    x = 9,086.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.