Home / 2,960.35-4,085.32-1,634.06

Finding the Fourth Proportional to 2,960.35, 4,085.32 and 1,634.06

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Solution

The fourth proportional to 2,960.35, 4,085.32 and 1,634.06 is: 2,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.35 : 4,085.32 = 1,634.06 : x
  2. Step 2: Convert to fraction form
    2,960.35/4,085.32 = 1,634.06/x
  3. Step 3: Cross multiply
    2,960.35x = 4,085.32 × 1,634.06
  4. Step 4: Simplify right side
    2,960.35x = 6,675,638.08
  5. Step 5: Solve for x
    x = 6,675,638.08/2,960.35
  6. Step 6: Final answer
    x = 2,255.02

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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.