Home / 5,413.46-8,119.47-1,716.06

Finding the Fourth Proportional to 5,413.46, 8,119.47 and 1,716.06

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Solution

The fourth proportional to 5,413.46, 8,119.47 and 1,716.06 is: 2,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.46 : 8,119.47 = 1,716.06 : x
  2. Step 2: Convert to fraction form
    5,413.46/8,119.47 = 1,716.06/x
  3. Step 3: Cross multiply
    5,413.46x = 8,119.47 × 1,716.06
  4. Step 4: Simplify right side
    5,413.46x = 13,933,497.26
  5. Step 5: Solve for x
    x = 13,933,497.26/5,413.46
  6. Step 6: Final answer
    x = 2,573.86

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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.