Home / 3,413.08-5,118.36-2,684.08

Finding the Fourth Proportional to 3,413.08, 5,118.36 and 2,684.08

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Solution

The fourth proportional to 3,413.08, 5,118.36 and 2,684.08 is: 4,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.08 : 5,118.36 = 2,684.08 : x
  2. Step 2: Convert to fraction form
    3,413.08/5,118.36 = 2,684.08/x
  3. Step 3: Cross multiply
    3,413.08x = 5,118.36 × 2,684.08
  4. Step 4: Simplify right side
    3,413.08x = 13,738,087.71
  5. Step 5: Solve for x
    x = 13,738,087.71/3,413.08
  6. Step 6: Final answer
    x = 4,025.13

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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.