Home / 11,778.75-17,676.23-4,853.25

Finding the Fourth Proportional to 11,778.75, 17,676.23 and 4,853.25

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Solution

The fourth proportional to 11,778.75, 17,676.23 and 4,853.25 is: 7,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.75 : 17,676.23 = 4,853.25 : x
  2. Step 2: Convert to fraction form
    11,778.75/17,676.23 = 4,853.25/x
  3. Step 3: Cross multiply
    11,778.75x = 17,676.23 × 4,853.25
  4. Step 4: Simplify right side
    11,778.75x = 85,787,138.98
  5. Step 5: Solve for x
    x = 85,787,138.98/11,778.75
  6. Step 6: Final answer
    x = 7,283.21

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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.