Home / 3,611.10-5,413.01-1,964.24

Finding the Fourth Proportional to 3,611.10, 5,413.01 and 1,964.24

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Solution

The fourth proportional to 3,611.10, 5,413.01 and 1,964.24 is: 2,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.10 : 5,413.01 = 1,964.24 : x
  2. Step 2: Convert to fraction form
    3,611.10/5,413.01 = 1,964.24/x
  3. Step 3: Cross multiply
    3,611.10x = 5,413.01 × 1,964.24
  4. Step 4: Simplify right side
    3,611.10x = 10,632,413.88
  5. Step 5: Solve for x
    x = 10,632,413.88/3,611.10
  6. Step 6: Final answer
    x = 2,944.37

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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.