Home / 11,427.26-17,137.83-4,408.19

Finding the Fourth Proportional to 11,427.26, 17,137.83 and 4,408.19

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Solution

The fourth proportional to 11,427.26, 17,137.83 and 4,408.19 is: 6,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.26 : 17,137.83 = 4,408.19 : x
  2. Step 2: Convert to fraction form
    11,427.26/17,137.83 = 4,408.19/x
  3. Step 3: Cross multiply
    11,427.26x = 17,137.83 × 4,408.19
  4. Step 4: Simplify right side
    11,427.26x = 75,546,810.83
  5. Step 5: Solve for x
    x = 75,546,810.83/11,427.26
  6. Step 6: Final answer
    x = 6,611.10

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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.