Home / 4,941.64-7,413.46-1,821.67

Finding the Fourth Proportional to 4,941.64, 7,413.46 and 1,821.67

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Solution

The fourth proportional to 4,941.64, 7,413.46 and 1,821.67 is: 2,732.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.64 : 7,413.46 = 1,821.67 : x
  2. Step 2: Convert to fraction form
    4,941.64/7,413.46 = 1,821.67/x
  3. Step 3: Cross multiply
    4,941.64x = 7,413.46 × 1,821.67
  4. Step 4: Simplify right side
    4,941.64x = 13,504,859.71
  5. Step 5: Solve for x
    x = 13,504,859.71/4,941.64
  6. Step 6: Final answer
    x = 2,732.87

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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.