Home / 1,468.68-2,198.69-1,286.43

Finding the Fourth Proportional to 1,468.68, 2,198.69 and 1,286.43

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Solution

The fourth proportional to 1,468.68, 2,198.69 and 1,286.43 is: 1,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.68 : 2,198.69 = 1,286.43 : x
  2. Step 2: Convert to fraction form
    1,468.68/2,198.69 = 1,286.43/x
  3. Step 3: Cross multiply
    1,468.68x = 2,198.69 × 1,286.43
  4. Step 4: Simplify right side
    1,468.68x = 2,828,470.53
  5. Step 5: Solve for x
    x = 2,828,470.53/1,468.68
  6. Step 6: Final answer
    x = 1,925.86

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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.