Home / 6,413.81-9,621.72-2,716.07

Finding the Fourth Proportional to 6,413.81, 9,621.72 and 2,716.07

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Solution

The fourth proportional to 6,413.81, 9,621.72 and 2,716.07 is: 4,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.81 : 9,621.72 = 2,716.07 : x
  2. Step 2: Convert to fraction form
    6,413.81/9,621.72 = 2,716.07/x
  3. Step 3: Cross multiply
    6,413.81x = 9,621.72 × 2,716.07
  4. Step 4: Simplify right side
    6,413.81x = 26,133,265.04
  5. Step 5: Solve for x
    x = 26,133,265.04/6,413.81
  6. Step 6: Final answer
    x = 4,074.53

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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.