Home / 3,413.23-5,122.01-1,955.23

Finding the Fourth Proportional to 3,413.23, 5,122.01 and 1,955.23

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Solution

The fourth proportional to 3,413.23, 5,122.01 and 1,955.23 is: 2,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.23 : 5,122.01 = 1,955.23 : x
  2. Step 2: Convert to fraction form
    3,413.23/5,122.01 = 1,955.23/x
  3. Step 3: Cross multiply
    3,413.23x = 5,122.01 × 1,955.23
  4. Step 4: Simplify right side
    3,413.23x = 10,014,707.61
  5. Step 5: Solve for x
    x = 10,014,707.61/3,413.23
  6. Step 6: Final answer
    x = 2,934.09

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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.