Home / 2,730.26-3,767.75-1,488.26

Finding the Fourth Proportional to 2,730.26, 3,767.75 and 1,488.26

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Solution

The fourth proportional to 2,730.26, 3,767.75 and 1,488.26 is: 2,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.26 : 3,767.75 = 1,488.26 : x
  2. Step 2: Convert to fraction form
    2,730.26/3,767.75 = 1,488.26/x
  3. Step 3: Cross multiply
    2,730.26x = 3,767.75 × 1,488.26
  4. Step 4: Simplify right side
    2,730.26x = 5,607,391.62
  5. Step 5: Solve for x
    x = 5,607,391.62/2,730.26
  6. Step 6: Final answer
    x = 2,053.79

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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.