Home / 3,458.28-5,187.27-1,608.75

Finding the Fourth Proportional to 3,458.28, 5,187.27 and 1,608.75

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Solution

The fourth proportional to 3,458.28, 5,187.27 and 1,608.75 is: 2,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.28 : 5,187.27 = 1,608.75 : x
  2. Step 2: Convert to fraction form
    3,458.28/5,187.27 = 1,608.75/x
  3. Step 3: Cross multiply
    3,458.28x = 5,187.27 × 1,608.75
  4. Step 4: Simplify right side
    3,458.28x = 8,345,020.61
  5. Step 5: Solve for x
    x = 8,345,020.61/3,458.28
  6. Step 6: Final answer
    x = 2,413.06

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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.