Home / 4,941.71-7,413.02-1,821.59

Finding the Fourth Proportional to 4,941.71, 7,413.02 and 1,821.59

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Solution

The fourth proportional to 4,941.71, 7,413.02 and 1,821.59 is: 2,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.71 : 7,413.02 = 1,821.59 : x
  2. Step 2: Convert to fraction form
    4,941.71/7,413.02 = 1,821.59/x
  3. Step 3: Cross multiply
    4,941.71x = 7,413.02 × 1,821.59
  4. Step 4: Simplify right side
    4,941.71x = 13,503,471.56
  5. Step 5: Solve for x
    x = 13,503,471.56/4,941.71
  6. Step 6: Final answer
    x = 2,732.55

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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.