Home / 8,942.34-13,413.79-4,262.86

Finding the Fourth Proportional to 8,942.34, 13,413.79 and 4,262.86

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Solution

The fourth proportional to 8,942.34, 13,413.79 and 4,262.86 is: 6,394.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.34 : 13,413.79 = 4,262.86 : x
  2. Step 2: Convert to fraction form
    8,942.34/13,413.79 = 4,262.86/x
  3. Step 3: Cross multiply
    8,942.34x = 13,413.79 × 4,262.86
  4. Step 4: Simplify right side
    8,942.34x = 57,181,119.50
  5. Step 5: Solve for x
    x = 57,181,119.50/8,942.34
  6. Step 6: Final answer
    x = 6,394.42

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1.5x scale

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.