Home / 8,413.40-12,608.21-4,666.84

Finding the Fourth Proportional to 8,413.40, 12,608.21 and 4,666.84

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Solution

The fourth proportional to 8,413.40, 12,608.21 and 4,666.84 is: 6,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.40 : 12,608.21 = 4,666.84 : x
  2. Step 2: Convert to fraction form
    8,413.40/12,608.21 = 4,666.84/x
  3. Step 3: Cross multiply
    8,413.40x = 12,608.21 × 4,666.84
  4. Step 4: Simplify right side
    8,413.40x = 58,840,478.90
  5. Step 5: Solve for x
    x = 58,840,478.90/8,413.40
  6. Step 6: Final answer
    x = 6,993.66

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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.