Home / 2,829.88-4,240.33-1,902.02

Finding the Fourth Proportional to 2,829.88, 4,240.33 and 1,902.02

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Solution

The fourth proportional to 2,829.88, 4,240.33 and 1,902.02 is: 2,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.88 : 4,240.33 = 1,902.02 : x
  2. Step 2: Convert to fraction form
    2,829.88/4,240.33 = 1,902.02/x
  3. Step 3: Cross multiply
    2,829.88x = 4,240.33 × 1,902.02
  4. Step 4: Simplify right side
    2,829.88x = 8,065,198.31
  5. Step 5: Solve for x
    x = 8,065,198.31/2,829.88
  6. Step 6: Final answer
    x = 2,850.02

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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.