Home / 1,813.38-2,502.66-1,027.47

Finding the Fourth Proportional to 1,813.38, 2,502.66 and 1,027.47

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Solution

The fourth proportional to 1,813.38, 2,502.66 and 1,027.47 is: 1,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.38 : 2,502.66 = 1,027.47 : x
  2. Step 2: Convert to fraction form
    1,813.38/2,502.66 = 1,027.47/x
  3. Step 3: Cross multiply
    1,813.38x = 2,502.66 × 1,027.47
  4. Step 4: Simplify right side
    1,813.38x = 2,571,408.07
  5. Step 5: Solve for x
    x = 2,571,408.07/1,813.38
  6. Step 6: Final answer
    x = 1,418.02

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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.