Home / 7,771.07-10,723.68-4,413.44

Finding the Fourth Proportional to 7,771.07, 10,723.68 and 4,413.44

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Solution

The fourth proportional to 7,771.07, 10,723.68 and 4,413.44 is: 6,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.07 : 10,723.68 = 4,413.44 : x
  2. Step 2: Convert to fraction form
    7,771.07/10,723.68 = 4,413.44/x
  3. Step 3: Cross multiply
    7,771.07x = 10,723.68 × 4,413.44
  4. Step 4: Simplify right side
    7,771.07x = 47,328,345.07
  5. Step 5: Solve for x
    x = 47,328,345.07/7,771.07
  6. Step 6: Final answer
    x = 6,090.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.