Home / 11,666.72-17,503.46-3,770.44

Finding the Fourth Proportional to 11,666.72, 17,503.46 and 3,770.44

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Solution

The fourth proportional to 11,666.72, 17,503.46 and 3,770.44 is: 5,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.72 : 17,503.46 = 3,770.44 : x
  2. Step 2: Convert to fraction form
    11,666.72/17,503.46 = 3,770.44/x
  3. Step 3: Cross multiply
    11,666.72x = 17,503.46 × 3,770.44
  4. Step 4: Simplify right side
    11,666.72x = 65,995,745.72
  5. Step 5: Solve for x
    x = 65,995,745.72/11,666.72
  6. Step 6: Final answer
    x = 5,656.75

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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.