Home / 8,271.94-12,403.22-2,723.80

Finding the Fourth Proportional to 8,271.94, 12,403.22 and 2,723.80

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Solution

The fourth proportional to 8,271.94, 12,403.22 and 2,723.80 is: 4,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.94 : 12,403.22 = 2,723.80 : x
  2. Step 2: Convert to fraction form
    8,271.94/12,403.22 = 2,723.80/x
  3. Step 3: Cross multiply
    8,271.94x = 12,403.22 × 2,723.80
  4. Step 4: Simplify right side
    8,271.94x = 33,783,890.64
  5. Step 5: Solve for x
    x = 33,783,890.64/8,271.94
  6. Step 6: Final answer
    x = 4,084.16

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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.