Home / 7,771.16-10,723.80-4,413.54

Finding the Fourth Proportional to 7,771.16, 10,723.80 and 4,413.54

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Solution

The fourth proportional to 7,771.16, 10,723.80 and 4,413.54 is: 6,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.16 : 10,723.80 = 4,413.54 : x
  2. Step 2: Convert to fraction form
    7,771.16/10,723.80 = 4,413.54/x
  3. Step 3: Cross multiply
    7,771.16x = 10,723.80 × 4,413.54
  4. Step 4: Simplify right side
    7,771.16x = 47,329,920.25
  5. Step 5: Solve for x
    x = 47,329,920.25/7,771.16
  6. Step 6: Final answer
    x = 6,090.46

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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.