Home / 4,413.57-6,621.86-2,768.14

Finding the Fourth Proportional to 4,413.57, 6,621.86 and 2,768.14

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Solution

The fourth proportional to 4,413.57, 6,621.86 and 2,768.14 is: 4,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.57 : 6,621.86 = 2,768.14 : x
  2. Step 2: Convert to fraction form
    4,413.57/6,621.86 = 2,768.14/x
  3. Step 3: Cross multiply
    4,413.57x = 6,621.86 × 2,768.14
  4. Step 4: Simplify right side
    4,413.57x = 18,330,235.54
  5. Step 5: Solve for x
    x = 18,330,235.54/4,413.57
  6. Step 6: Final answer
    x = 4,153.15

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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.