Home / 8,163.98-12,243.23-3,235.33

Finding the Fourth Proportional to 8,163.98, 12,243.23 and 3,235.33

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Solution

The fourth proportional to 8,163.98, 12,243.23 and 3,235.33 is: 4,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.98 : 12,243.23 = 3,235.33 : x
  2. Step 2: Convert to fraction form
    8,163.98/12,243.23 = 3,235.33/x
  3. Step 3: Cross multiply
    8,163.98x = 12,243.23 × 3,235.33
  4. Step 4: Simplify right side
    8,163.98x = 39,610,889.32
  5. Step 5: Solve for x
    x = 39,610,889.32/8,163.98
  6. Step 6: Final answer
    x = 4,851.91

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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.