Home / 8,106.09-12,153.21-5,467.03

Finding the Fourth Proportional to 8,106.09, 12,153.21 and 5,467.03

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Solution

The fourth proportional to 8,106.09, 12,153.21 and 5,467.03 is: 8,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.09 : 12,153.21 = 5,467.03 : x
  2. Step 2: Convert to fraction form
    8,106.09/12,153.21 = 5,467.03/x
  3. Step 3: Cross multiply
    8,106.09x = 12,153.21 × 5,467.03
  4. Step 4: Simplify right side
    8,106.09x = 66,441,912.78
  5. Step 5: Solve for x
    x = 66,441,912.78/8,106.09
  6. Step 6: Final answer
    x = 8,196.55

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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.