Home / 3,783.12-5,675.88-2,050.80

Finding the Fourth Proportional to 3,783.12, 5,675.88 and 2,050.80

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Solution

The fourth proportional to 3,783.12, 5,675.88 and 2,050.80 is: 3,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.12 : 5,675.88 = 2,050.80 : x
  2. Step 2: Convert to fraction form
    3,783.12/5,675.88 = 2,050.80/x
  3. Step 3: Cross multiply
    3,783.12x = 5,675.88 × 2,050.80
  4. Step 4: Simplify right side
    3,783.12x = 11,640,094.70
  5. Step 5: Solve for x
    x = 11,640,094.70/3,783.12
  6. Step 6: Final answer
    x = 3,076.85

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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.