Home / 11,889.51-16,408.01-6,584.33

Finding the Fourth Proportional to 11,889.51, 16,408.01 and 6,584.33

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Solution

The fourth proportional to 11,889.51, 16,408.01 and 6,584.33 is: 9,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.51 : 16,408.01 = 6,584.33 : x
  2. Step 2: Convert to fraction form
    11,889.51/16,408.01 = 6,584.33/x
  3. Step 3: Cross multiply
    11,889.51x = 16,408.01 × 6,584.33
  4. Step 4: Simplify right side
    11,889.51x = 108,035,670.44
  5. Step 5: Solve for x
    x = 108,035,670.44/11,889.51
  6. Step 6: Final answer
    x = 9,086.64

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1.5x scale

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.