Home / 3,413.39-5,120.13-1,073.34

Finding the Fourth Proportional to 3,413.39, 5,120.13 and 1,073.34

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Solution

The fourth proportional to 3,413.39, 5,120.13 and 1,073.34 is: 1,610.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.39 : 5,120.13 = 1,073.34 : x
  2. Step 2: Convert to fraction form
    3,413.39/5,120.13 = 1,073.34/x
  3. Step 3: Cross multiply
    3,413.39x = 5,120.13 × 1,073.34
  4. Step 4: Simplify right side
    3,413.39x = 5,495,640.33
  5. Step 5: Solve for x
    x = 5,495,640.33/3,413.39
  6. Step 6: Final answer
    x = 1,610.03

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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.