Home / 8,050.26-12,076.80-2,785.80

Finding the Fourth Proportional to 8,050.26, 12,076.80 and 2,785.80

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Solution

The fourth proportional to 8,050.26, 12,076.80 and 2,785.80 is: 4,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.26 : 12,076.80 = 2,785.80 : x
  2. Step 2: Convert to fraction form
    8,050.26/12,076.80 = 2,785.80/x
  3. Step 3: Cross multiply
    8,050.26x = 12,076.80 × 2,785.80
  4. Step 4: Simplify right side
    8,050.26x = 33,643,549.44
  5. Step 5: Solve for x
    x = 33,643,549.44/8,050.26
  6. Step 6: Final answer
    x = 4,179.19

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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.