Home / 8,413.99-12,623.61-3,485.95

Finding the Fourth Proportional to 8,413.99, 12,623.61 and 3,485.95

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Solution

The fourth proportional to 8,413.99, 12,623.61 and 3,485.95 is: 5,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.99 : 12,623.61 = 3,485.95 : x
  2. Step 2: Convert to fraction form
    8,413.99/12,623.61 = 3,485.95/x
  3. Step 3: Cross multiply
    8,413.99x = 12,623.61 × 3,485.95
  4. Step 4: Simplify right side
    8,413.99x = 44,005,273.28
  5. Step 5: Solve for x
    x = 44,005,273.28/8,413.99
  6. Step 6: Final answer
    x = 5,230.01

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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.