Home / 9,413.24-12,992.60-5,433.77

Finding the Fourth Proportional to 9,413.24, 12,992.60 and 5,433.77

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Solution

The fourth proportional to 9,413.24, 12,992.60 and 5,433.77 is: 7,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.24 : 12,992.60 = 5,433.77 : x
  2. Step 2: Convert to fraction form
    9,413.24/12,992.60 = 5,433.77/x
  3. Step 3: Cross multiply
    9,413.24x = 12,992.60 × 5,433.77
  4. Step 4: Simplify right side
    9,413.24x = 70,598,846.17
  5. Step 5: Solve for x
    x = 70,598,846.17/9,413.24
  6. Step 6: Final answer
    x = 7,499.96

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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.