Home / 11,413.92-17,122.14-4,840.68

Finding the Fourth Proportional to 11,413.92, 17,122.14 and 4,840.68

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Solution

The fourth proportional to 11,413.92, 17,122.14 and 4,840.68 is: 7,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,413.92 : 17,122.14 = 4,840.68 : x
  2. Step 2: Convert to fraction form
    11,413.92/17,122.14 = 4,840.68/x
  3. Step 3: Cross multiply
    11,413.92x = 17,122.14 × 4,840.68
  4. Step 4: Simplify right side
    11,413.92x = 82,882,800.66
  5. Step 5: Solve for x
    x = 82,882,800.66/11,413.92
  6. Step 6: Final answer
    x = 7,261.55

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1.5x scale

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.