Home / 7,097.07-10,638.97-2,413.88

Finding the Fourth Proportional to 7,097.07, 10,638.97 and 2,413.88

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Solution

The fourth proportional to 7,097.07, 10,638.97 and 2,413.88 is: 3,618.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.07 : 10,638.97 = 2,413.88 : x
  2. Step 2: Convert to fraction form
    7,097.07/10,638.97 = 2,413.88/x
  3. Step 3: Cross multiply
    7,097.07x = 10,638.97 × 2,413.88
  4. Step 4: Simplify right side
    7,097.07x = 25,681,196.90
  5. Step 5: Solve for x
    x = 25,681,196.90/7,097.07
  6. Step 6: Final answer
    x = 3,618.56

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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.