Home / 8,021.61-12,033.99-2,756.97

Finding the Fourth Proportional to 8,021.61, 12,033.99 and 2,756.97

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Solution

The fourth proportional to 8,021.61, 12,033.99 and 2,756.97 is: 4,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.61 : 12,033.99 = 2,756.97 : x
  2. Step 2: Convert to fraction form
    8,021.61/12,033.99 = 2,756.97/x
  3. Step 3: Cross multiply
    8,021.61x = 12,033.99 × 2,756.97
  4. Step 4: Simplify right side
    8,021.61x = 33,177,349.41
  5. Step 5: Solve for x
    x = 33,177,349.41/8,021.61
  6. Step 6: Final answer
    x = 4,136.00

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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.