Home / 3,923.46-5,413.50-2,352.06

Finding the Fourth Proportional to 3,923.46, 5,413.50 and 2,352.06

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Solution

The fourth proportional to 3,923.46, 5,413.50 and 2,352.06 is: 3,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.46 : 5,413.50 = 2,352.06 : x
  2. Step 2: Convert to fraction form
    3,923.46/5,413.50 = 2,352.06/x
  3. Step 3: Cross multiply
    3,923.46x = 5,413.50 × 2,352.06
  4. Step 4: Simplify right side
    3,923.46x = 12,732,876.81
  5. Step 5: Solve for x
    x = 12,732,876.81/3,923.46
  6. Step 6: Final answer
    x = 3,245.32

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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.