Home / 2,253.94-3,110.99-1,370.33

Finding the Fourth Proportional to 2,253.94, 3,110.99 and 1,370.33

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Solution

The fourth proportional to 2,253.94, 3,110.99 and 1,370.33 is: 1,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.94 : 3,110.99 = 1,370.33 : x
  2. Step 2: Convert to fraction form
    2,253.94/3,110.99 = 1,370.33/x
  3. Step 3: Cross multiply
    2,253.94x = 3,110.99 × 1,370.33
  4. Step 4: Simplify right side
    2,253.94x = 4,263,060.52
  5. Step 5: Solve for x
    x = 4,263,060.52/2,253.94
  6. Step 6: Final answer
    x = 1,891.39

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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.