Home / 3,273.49-4,516.75-2,078.85

Finding the Fourth Proportional to 3,273.49, 4,516.75 and 2,078.85

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Solution

The fourth proportional to 3,273.49, 4,516.75 and 2,078.85 is: 2,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.49 : 4,516.75 = 2,078.85 : x
  2. Step 2: Convert to fraction form
    3,273.49/4,516.75 = 2,078.85/x
  3. Step 3: Cross multiply
    3,273.49x = 4,516.75 × 2,078.85
  4. Step 4: Simplify right side
    3,273.49x = 9,389,645.74
  5. Step 5: Solve for x
    x = 9,389,645.74/3,273.49
  6. Step 6: Final answer
    x = 2,868.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.