Home / 2,698.20-3,722.58-1,519.29

Finding the Fourth Proportional to 2,698.20, 3,722.58 and 1,519.29

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Solution

The fourth proportional to 2,698.20, 3,722.58 and 1,519.29 is: 2,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.20 : 3,722.58 = 1,519.29 : x
  2. Step 2: Convert to fraction form
    2,698.20/3,722.58 = 1,519.29/x
  3. Step 3: Cross multiply
    2,698.20x = 3,722.58 × 1,519.29
  4. Step 4: Simplify right side
    2,698.20x = 5,655,678.57
  5. Step 5: Solve for x
    x = 5,655,678.57/2,698.20
  6. Step 6: Final answer
    x = 2,096.09

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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.