Home / 3,413.36-5,120.04-1,073.57

Finding the Fourth Proportional to 3,413.36, 5,120.04 and 1,073.57

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Solution

The fourth proportional to 3,413.36, 5,120.04 and 1,073.57 is: 1,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.36 : 5,120.04 = 1,073.57 : x
  2. Step 2: Convert to fraction form
    3,413.36/5,120.04 = 1,073.57/x
  3. Step 3: Cross multiply
    3,413.36x = 5,120.04 × 1,073.57
  4. Step 4: Simplify right side
    3,413.36x = 5,496,710.92
  5. Step 5: Solve for x
    x = 5,496,710.92/3,413.36
  6. Step 6: Final answer
    x = 1,610.35

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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.