Home / 6,413.12-9,622.38-2,520.26

Finding the Fourth Proportional to 6,413.12, 9,622.38 and 2,520.26

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Solution

The fourth proportional to 6,413.12, 9,622.38 and 2,520.26 is: 3,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.12 : 9,622.38 = 2,520.26 : x
  2. Step 2: Convert to fraction form
    6,413.12/9,622.38 = 2,520.26/x
  3. Step 3: Cross multiply
    6,413.12x = 9,622.38 × 2,520.26
  4. Step 4: Simplify right side
    6,413.12x = 24,250,899.42
  5. Step 5: Solve for x
    x = 24,250,899.42/6,413.12
  6. Step 6: Final answer
    x = 3,781.45

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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.