Home / 4,085.97-6,131.30-1,745.70

Finding the Fourth Proportional to 4,085.97, 6,131.30 and 1,745.70

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Solution

The fourth proportional to 4,085.97, 6,131.30 and 1,745.70 is: 2,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.97 : 6,131.30 = 1,745.70 : x
  2. Step 2: Convert to fraction form
    4,085.97/6,131.30 = 1,745.70/x
  3. Step 3: Cross multiply
    4,085.97x = 6,131.30 × 1,745.70
  4. Step 4: Simplify right side
    4,085.97x = 10,703,401.68
  5. Step 5: Solve for x
    x = 10,703,401.68/4,085.97
  6. Step 6: Final answer
    x = 2,619.55

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1.5x scale

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.