Home / 3,413.54-4,715.03-2,611.98

Finding the Fourth Proportional to 3,413.54, 4,715.03 and 2,611.98

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Solution

The fourth proportional to 3,413.54, 4,715.03 and 2,611.98 is: 3,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.54 : 4,715.03 = 2,611.98 : x
  2. Step 2: Convert to fraction form
    3,413.54/4,715.03 = 2,611.98/x
  3. Step 3: Cross multiply
    3,413.54x = 4,715.03 × 2,611.98
  4. Step 4: Simplify right side
    3,413.54x = 12,315,564.06
  5. Step 5: Solve for x
    x = 12,315,564.06/3,413.54
  6. Step 6: Final answer
    x = 3,607.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.