Home / 2,698.28-3,723.66-1,519.34

Finding the Fourth Proportional to 2,698.28, 3,723.66 and 1,519.34

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Solution

The fourth proportional to 2,698.28, 3,723.66 and 1,519.34 is: 2,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.28 : 3,723.66 = 1,519.34 : x
  2. Step 2: Convert to fraction form
    2,698.28/3,723.66 = 1,519.34/x
  3. Step 3: Cross multiply
    2,698.28x = 3,723.66 × 1,519.34
  4. Step 4: Simplify right side
    2,698.28x = 5,657,505.58
  5. Step 5: Solve for x
    x = 5,657,505.58/2,698.28
  6. Step 6: Final answer
    x = 2,096.71

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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.