Home / 4,942.24-7,413.04-1,864.16

Finding the Fourth Proportional to 4,942.24, 7,413.04 and 1,864.16

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Solution

The fourth proportional to 4,942.24, 7,413.04 and 1,864.16 is: 2,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.24 : 7,413.04 = 1,864.16 : x
  2. Step 2: Convert to fraction form
    4,942.24/7,413.04 = 1,864.16/x
  3. Step 3: Cross multiply
    4,942.24x = 7,413.04 × 1,864.16
  4. Step 4: Simplify right side
    4,942.24x = 13,819,092.65
  5. Step 5: Solve for x
    x = 13,819,092.65/4,942.24
  6. Step 6: Final answer
    x = 2,796.12

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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.