Home / 7,413.85-11,121.37-2,483.52

Finding the Fourth Proportional to 7,413.85, 11,121.37 and 2,483.52

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Solution

The fourth proportional to 7,413.85, 11,121.37 and 2,483.52 is: 3,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.85 : 11,121.37 = 2,483.52 : x
  2. Step 2: Convert to fraction form
    7,413.85/11,121.37 = 2,483.52/x
  3. Step 3: Cross multiply
    7,413.85x = 11,121.37 × 2,483.52
  4. Step 4: Simplify right side
    7,413.85x = 27,620,144.82
  5. Step 5: Solve for x
    x = 27,620,144.82/7,413.85
  6. Step 6: Final answer
    x = 3,725.48

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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.