Home / 8,091.29-12,136.64-2,544.41

Finding the Fourth Proportional to 8,091.29, 12,136.64 and 2,544.41

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Solution

The fourth proportional to 8,091.29, 12,136.64 and 2,544.41 is: 3,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.29 : 12,136.64 = 2,544.41 : x
  2. Step 2: Convert to fraction form
    8,091.29/12,136.64 = 2,544.41/x
  3. Step 3: Cross multiply
    8,091.29x = 12,136.64 × 2,544.41
  4. Step 4: Simplify right side
    8,091.29x = 30,880,605.80
  5. Step 5: Solve for x
    x = 30,880,605.80/8,091.29
  6. Step 6: Final answer
    x = 3,816.52

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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.