Home / 5,413.56-8,122.91-3,750.23

Finding the Fourth Proportional to 5,413.56, 8,122.91 and 3,750.23

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Solution

The fourth proportional to 5,413.56, 8,122.91 and 3,750.23 is: 5,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.56 : 8,122.91 = 3,750.23 : x
  2. Step 2: Convert to fraction form
    5,413.56/8,122.91 = 3,750.23/x
  3. Step 3: Cross multiply
    5,413.56x = 8,122.91 × 3,750.23
  4. Step 4: Simplify right side
    5,413.56x = 30,462,782.33
  5. Step 5: Solve for x
    x = 30,462,782.33/5,413.56
  6. Step 6: Final answer
    x = 5,627.13

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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.