Home / 6,413.94-9,574.50-5,542.05

Finding the Fourth Proportional to 6,413.94, 9,574.50 and 5,542.05

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Solution

The fourth proportional to 6,413.94, 9,574.50 and 5,542.05 is: 8,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.94 : 9,574.50 = 5,542.05 : x
  2. Step 2: Convert to fraction form
    6,413.94/9,574.50 = 5,542.05/x
  3. Step 3: Cross multiply
    6,413.94x = 9,574.50 × 5,542.05
  4. Step 4: Simplify right side
    6,413.94x = 53,062,357.73
  5. Step 5: Solve for x
    x = 53,062,357.73/6,413.94
  6. Step 6: Final answer
    x = 8,272.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.