Home / 11,745.72-17,608.86-4,348.80

Finding the Fourth Proportional to 11,745.72, 17,608.86 and 4,348.80

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Solution

The fourth proportional to 11,745.72, 17,608.86 and 4,348.80 is: 6,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.72 : 17,608.86 = 4,348.80 : x
  2. Step 2: Convert to fraction form
    11,745.72/17,608.86 = 4,348.80/x
  3. Step 3: Cross multiply
    11,745.72x = 17,608.86 × 4,348.80
  4. Step 4: Simplify right side
    11,745.72x = 76,577,410.37
  5. Step 5: Solve for x
    x = 76,577,410.37/11,745.72
  6. Step 6: Final answer
    x = 6,519.60

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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.