Home / 11,430.44-17,143.26-4,408.04

Finding the Fourth Proportional to 11,430.44, 17,143.26 and 4,408.04

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Solution

The fourth proportional to 11,430.44, 17,143.26 and 4,408.04 is: 6,611.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,430.44 : 17,143.26 = 4,408.04 : x
  2. Step 2: Convert to fraction form
    11,430.44/17,143.26 = 4,408.04/x
  3. Step 3: Cross multiply
    11,430.44x = 17,143.26 × 4,408.04
  4. Step 4: Simplify right side
    11,430.44x = 75,568,175.81
  5. Step 5: Solve for x
    x = 75,568,175.81/11,430.44
  6. Step 6: Final answer
    x = 6,611.13

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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.