Home / 2,960.66-4,085.69-1,634.37

Finding the Fourth Proportional to 2,960.66, 4,085.69 and 1,634.37

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Solution

The fourth proportional to 2,960.66, 4,085.69 and 1,634.37 is: 2,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.66 : 4,085.69 = 1,634.37 : x
  2. Step 2: Convert to fraction form
    2,960.66/4,085.69 = 1,634.37/x
  3. Step 3: Cross multiply
    2,960.66x = 4,085.69 × 1,634.37
  4. Step 4: Simplify right side
    2,960.66x = 6,677,504.65
  5. Step 5: Solve for x
    x = 6,677,504.65/2,960.66
  6. Step 6: Final answer
    x = 2,255.41

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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.