Home / 7,413.65-11,124.86-2,736.92

Finding the Fourth Proportional to 7,413.65, 11,124.86 and 2,736.92

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Solution

The fourth proportional to 7,413.65, 11,124.86 and 2,736.92 is: 4,106.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.65 : 11,124.86 = 2,736.92 : x
  2. Step 2: Convert to fraction form
    7,413.65/11,124.86 = 2,736.92/x
  3. Step 3: Cross multiply
    7,413.65x = 11,124.86 × 2,736.92
  4. Step 4: Simplify right side
    7,413.65x = 30,447,782.52
  5. Step 5: Solve for x
    x = 30,447,782.52/7,413.65
  6. Step 6: Final answer
    x = 4,106.99

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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.