Home / 9,413.60-14,112.30-5,711.90

Finding the Fourth Proportional to 9,413.60, 14,112.30 and 5,711.90

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Solution

The fourth proportional to 9,413.60, 14,112.30 and 5,711.90 is: 8,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.60 : 14,112.30 = 5,711.90 : x
  2. Step 2: Convert to fraction form
    9,413.60/14,112.30 = 5,711.90/x
  3. Step 3: Cross multiply
    9,413.60x = 14,112.30 × 5,711.90
  4. Step 4: Simplify right side
    9,413.60x = 80,608,046.37
  5. Step 5: Solve for x
    x = 80,608,046.37/9,413.60
  6. Step 6: Final answer
    x = 8,562.94

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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.