Home / 3,370.85-4,650.74-1,954.25

Finding the Fourth Proportional to 3,370.85, 4,650.74 and 1,954.25

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Solution

The fourth proportional to 3,370.85, 4,650.74 and 1,954.25 is: 2,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.85 : 4,650.74 = 1,954.25 : x
  2. Step 2: Convert to fraction form
    3,370.85/4,650.74 = 1,954.25/x
  3. Step 3: Cross multiply
    3,370.85x = 4,650.74 × 1,954.25
  4. Step 4: Simplify right side
    3,370.85x = 9,088,735.97
  5. Step 5: Solve for x
    x = 9,088,735.97/3,370.85
  6. Step 6: Final answer
    x = 2,696.27

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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.