Home / 1,813.45-2,502.38-1,067.37

Finding the Fourth Proportional to 1,813.45, 2,502.38 and 1,067.37

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Solution

The fourth proportional to 1,813.45, 2,502.38 and 1,067.37 is: 1,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.45 : 2,502.38 = 1,067.37 : x
  2. Step 2: Convert to fraction form
    1,813.45/2,502.38 = 1,067.37/x
  3. Step 3: Cross multiply
    1,813.45x = 2,502.38 × 1,067.37
  4. Step 4: Simplify right side
    1,813.45x = 2,670,952.85
  5. Step 5: Solve for x
    x = 2,670,952.85/1,813.45
  6. Step 6: Final answer
    x = 1,472.85

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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.