Home / 2,910.25-4,016.24-1,634.19

Finding the Fourth Proportional to 2,910.25, 4,016.24 and 1,634.19

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Solution

The fourth proportional to 2,910.25, 4,016.24 and 1,634.19 is: 2,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.25 : 4,016.24 = 1,634.19 : x
  2. Step 2: Convert to fraction form
    2,910.25/4,016.24 = 1,634.19/x
  3. Step 3: Cross multiply
    2,910.25x = 4,016.24 × 1,634.19
  4. Step 4: Simplify right side
    2,910.25x = 6,563,270.99
  5. Step 5: Solve for x
    x = 6,563,270.99/2,910.25
  6. Step 6: Final answer
    x = 2,255.23

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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.