Home / 2,414.81-3,614.01-1,869.43

Finding the Fourth Proportional to 2,414.81, 3,614.01 and 1,869.43

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Solution

The fourth proportional to 2,414.81, 3,614.01 and 1,869.43 is: 2,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.81 : 3,614.01 = 1,869.43 : x
  2. Step 2: Convert to fraction form
    2,414.81/3,614.01 = 1,869.43/x
  3. Step 3: Cross multiply
    2,414.81x = 3,614.01 × 1,869.43
  4. Step 4: Simplify right side
    2,414.81x = 6,756,120.64
  5. Step 5: Solve for x
    x = 6,756,120.64/2,414.81
  6. Step 6: Final answer
    x = 2,797.79

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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.