Home / 6,276.72-9,414.75-2,578.02

Finding the Fourth Proportional to 6,276.72, 9,414.75 and 2,578.02

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Solution

The fourth proportional to 6,276.72, 9,414.75 and 2,578.02 is: 3,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.72 : 9,414.75 = 2,578.02 : x
  2. Step 2: Convert to fraction form
    6,276.72/9,414.75 = 2,578.02/x
  3. Step 3: Cross multiply
    6,276.72x = 9,414.75 × 2,578.02
  4. Step 4: Simplify right side
    6,276.72x = 24,271,413.80
  5. Step 5: Solve for x
    x = 24,271,413.80/6,276.72
  6. Step 6: Final answer
    x = 3,866.89

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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.