Home / 5,413.11-7,468.39-3,175.08

Finding the Fourth Proportional to 5,413.11, 7,468.39 and 3,175.08

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Solution

The fourth proportional to 5,413.11, 7,468.39 and 3,175.08 is: 4,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.11 : 7,468.39 = 3,175.08 : x
  2. Step 2: Convert to fraction form
    5,413.11/7,468.39 = 3,175.08/x
  3. Step 3: Cross multiply
    5,413.11x = 7,468.39 × 3,175.08
  4. Step 4: Simplify right side
    5,413.11x = 23,712,739.69
  5. Step 5: Solve for x
    x = 23,712,739.69/5,413.11
  6. Step 6: Final answer
    x = 4,380.61

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Double scale
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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.