Home / 5,413.03-7,468.91-3,175.61

Finding the Fourth Proportional to 5,413.03, 7,468.91 and 3,175.61

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Solution

The fourth proportional to 5,413.03, 7,468.91 and 3,175.61 is: 4,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.03 : 7,468.91 = 3,175.61 : x
  2. Step 2: Convert to fraction form
    5,413.03/7,468.91 = 3,175.61/x
  3. Step 3: Cross multiply
    5,413.03x = 7,468.91 × 3,175.61
  4. Step 4: Simplify right side
    5,413.03x = 23,718,303.97
  5. Step 5: Solve for x
    x = 23,718,303.97/5,413.03
  6. Step 6: Final answer
    x = 4,381.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.