Home / 4,942.13-7,413.20-2,020.43

Finding the Fourth Proportional to 4,942.13, 7,413.20 and 2,020.43

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Solution

The fourth proportional to 4,942.13, 7,413.20 and 2,020.43 is: 3,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.13 : 7,413.20 = 2,020.43 : x
  2. Step 2: Convert to fraction form
    4,942.13/7,413.20 = 2,020.43/x
  3. Step 3: Cross multiply
    4,942.13x = 7,413.20 × 2,020.43
  4. Step 4: Simplify right side
    4,942.13x = 14,977,804.51
  5. Step 5: Solve for x
    x = 14,977,804.51/4,942.13
  6. Step 6: Final answer
    x = 3,030.64

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1.5x scale

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.