Home / 3,923.06-5,413.64-2,352.02

Finding the Fourth Proportional to 3,923.06, 5,413.64 and 2,352.02

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Solution

The fourth proportional to 3,923.06, 5,413.64 and 2,352.02 is: 3,245.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.06 : 5,413.64 = 2,352.02 : x
  2. Step 2: Convert to fraction form
    3,923.06/5,413.64 = 2,352.02/x
  3. Step 3: Cross multiply
    3,923.06x = 5,413.64 × 2,352.02
  4. Step 4: Simplify right side
    3,923.06x = 12,732,950.72
  5. Step 5: Solve for x
    x = 12,732,950.72/3,923.06
  6. Step 6: Final answer
    x = 3,245.67

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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.