Home / 11,012.24-16,507.68-3,611.60

Finding the Fourth Proportional to 11,012.24, 16,507.68 and 3,611.60

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Solution

The fourth proportional to 11,012.24, 16,507.68 and 3,611.60 is: 5,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.24 : 16,507.68 = 3,611.60 : x
  2. Step 2: Convert to fraction form
    11,012.24/16,507.68 = 3,611.60/x
  3. Step 3: Cross multiply
    11,012.24x = 16,507.68 × 3,611.60
  4. Step 4: Simplify right side
    11,012.24x = 59,619,137.09
  5. Step 5: Solve for x
    x = 59,619,137.09/11,012.24
  6. Step 6: Final answer
    x = 5,413.90

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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.