Home / 9,736.80-14,605.20-3,163.65

Finding the Fourth Proportional to 9,736.80, 14,605.20 and 3,163.65

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Solution

The fourth proportional to 9,736.80, 14,605.20 and 3,163.65 is: 4,745.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736.80 : 14,605.20 = 3,163.65 : x
  2. Step 2: Convert to fraction form
    9,736.80/14,605.20 = 3,163.65/x
  3. Step 3: Cross multiply
    9,736.80x = 14,605.20 × 3,163.65
  4. Step 4: Simplify right side
    9,736.80x = 46,205,740.98
  5. Step 5: Solve for x
    x = 46,205,740.98/9,736.80
  6. Step 6: Final answer
    x = 4,745.48

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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.