Home / 3,305.70-4,948.83-2,069.28

Finding the Fourth Proportional to 3,305.70, 4,948.83 and 2,069.28

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Solution

The fourth proportional to 3,305.70, 4,948.83 and 2,069.28 is: 3,097.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.70 : 4,948.83 = 2,069.28 : x
  2. Step 2: Convert to fraction form
    3,305.70/4,948.83 = 2,069.28/x
  3. Step 3: Cross multiply
    3,305.70x = 4,948.83 × 2,069.28
  4. Step 4: Simplify right side
    3,305.70x = 10,240,514.94
  5. Step 5: Solve for x
    x = 10,240,514.94/3,305.70
  6. Step 6: Final answer
    x = 3,097.84

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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.