Home / 1,377.69-2,067.75-1,032.90

Finding the Fourth Proportional to 1,377.69, 2,067.75 and 1,032.90

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Solution

The fourth proportional to 1,377.69, 2,067.75 and 1,032.90 is: 1,550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377.69 : 2,067.75 = 1,032.90 : x
  2. Step 2: Convert to fraction form
    1,377.69/2,067.75 = 1,032.90/x
  3. Step 3: Cross multiply
    1,377.69x = 2,067.75 × 1,032.90
  4. Step 4: Simplify right side
    1,377.69x = 2,135,778.98
  5. Step 5: Solve for x
    x = 2,135,778.98/1,377.69
  6. Step 6: Final answer
    x = 1,550.26

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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.