Home / 6,413.76-9,621.66-2,716.02

Finding the Fourth Proportional to 6,413.76, 9,621.66 and 2,716.02

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Solution

The fourth proportional to 6,413.76, 9,621.66 and 2,716.02 is: 4,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.76 : 9,621.66 = 2,716.02 : x
  2. Step 2: Convert to fraction form
    6,413.76/9,621.66 = 2,716.02/x
  3. Step 3: Cross multiply
    6,413.76x = 9,621.66 × 2,716.02
  4. Step 4: Simplify right side
    6,413.76x = 26,132,566.09
  5. Step 5: Solve for x
    x = 26,132,566.09/6,413.76
  6. Step 6: Final answer
    x = 4,074.45

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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.