Home / 2,747.07-3,790.97-1,488.14

Finding the Fourth Proportional to 2,747.07, 3,790.97 and 1,488.14

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Solution

The fourth proportional to 2,747.07, 3,790.97 and 1,488.14 is: 2,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.07 : 3,790.97 = 1,488.14 : x
  2. Step 2: Convert to fraction form
    2,747.07/3,790.97 = 1,488.14/x
  3. Step 3: Cross multiply
    2,747.07x = 3,790.97 × 1,488.14
  4. Step 4: Simplify right side
    2,747.07x = 5,641,467.70
  5. Step 5: Solve for x
    x = 5,641,467.70/2,747.07
  6. Step 6: Final answer
    x = 2,053.63

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1.5x scale

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.