Home / 1,628.94-2,249.04-1,040.27

Finding the Fourth Proportional to 1,628.94, 2,249.04 and 1,040.27

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Solution

The fourth proportional to 1,628.94, 2,249.04 and 1,040.27 is: 1,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628.94 : 2,249.04 = 1,040.27 : x
  2. Step 2: Convert to fraction form
    1,628.94/2,249.04 = 1,040.27/x
  3. Step 3: Cross multiply
    1,628.94x = 2,249.04 × 1,040.27
  4. Step 4: Simplify right side
    1,628.94x = 2,339,609.93
  5. Step 5: Solve for x
    x = 2,339,609.93/1,628.94
  6. Step 6: Final answer
    x = 1,436.28

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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.