Home / 10,942.48-16,413.60-7,423.77

Finding the Fourth Proportional to 10,942.48, 16,413.60 and 7,423.77

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Solution

The fourth proportional to 10,942.48, 16,413.60 and 7,423.77 is: 11,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.48 : 16,413.60 = 7,423.77 : x
  2. Step 2: Convert to fraction form
    10,942.48/16,413.60 = 7,423.77/x
  3. Step 3: Cross multiply
    10,942.48x = 16,413.60 × 7,423.77
  4. Step 4: Simplify right side
    10,942.48x = 121,850,791.27
  5. Step 5: Solve for x
    x = 121,850,791.27/10,942.48
  6. Step 6: Final answer
    x = 11,135.57

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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.