Home / 8,413.88-12,626.58-4,519.48

Finding the Fourth Proportional to 8,413.88, 12,626.58 and 4,519.48

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Solution

The fourth proportional to 8,413.88, 12,626.58 and 4,519.48 is: 6,782.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.88 : 12,626.58 = 4,519.48 : x
  2. Step 2: Convert to fraction form
    8,413.88/12,626.58 = 4,519.48/x
  3. Step 3: Cross multiply
    8,413.88x = 12,626.58 × 4,519.48
  4. Step 4: Simplify right side
    8,413.88x = 57,065,575.78
  5. Step 5: Solve for x
    x = 57,065,575.78/8,413.88
  6. Step 6: Final answer
    x = 6,782.31

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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.