Home / 4,946.80-7,413.71-2,021.76

Finding the Fourth Proportional to 4,946.80, 7,413.71 and 2,021.76

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Solution

The fourth proportional to 4,946.80, 7,413.71 and 2,021.76 is: 3,029.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.80 : 7,413.71 = 2,021.76 : x
  2. Step 2: Convert to fraction form
    4,946.80/7,413.71 = 2,021.76/x
  3. Step 3: Cross multiply
    4,946.80x = 7,413.71 × 2,021.76
  4. Step 4: Simplify right side
    4,946.80x = 14,988,742.33
  5. Step 5: Solve for x
    x = 14,988,742.33/4,946.80
  6. Step 6: Final answer
    x = 3,029.99

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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.