Home / 6,276.38-9,408.81-2,169.50

Finding the Fourth Proportional to 6,276.38, 9,408.81 and 2,169.50

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Solution

The fourth proportional to 6,276.38, 9,408.81 and 2,169.50 is: 3,252.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.38 : 9,408.81 = 2,169.50 : x
  2. Step 2: Convert to fraction form
    6,276.38/9,408.81 = 2,169.50/x
  3. Step 3: Cross multiply
    6,276.38x = 9,408.81 × 2,169.50
  4. Step 4: Simplify right side
    6,276.38x = 20,412,413.30
  5. Step 5: Solve for x
    x = 20,412,413.30/6,276.38
  6. Step 6: Final answer
    x = 3,252.26

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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.