Home / 2,961.26-4,086.58-1,634.94

Finding the Fourth Proportional to 2,961.26, 4,086.58 and 1,634.94

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Solution

The fourth proportional to 2,961.26, 4,086.58 and 1,634.94 is: 2,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.26 : 4,086.58 = 1,634.94 : x
  2. Step 2: Convert to fraction form
    2,961.26/4,086.58 = 1,634.94/x
  3. Step 3: Cross multiply
    2,961.26x = 4,086.58 × 1,634.94
  4. Step 4: Simplify right side
    2,961.26x = 6,681,313.11
  5. Step 5: Solve for x
    x = 6,681,313.11/2,961.26
  6. Step 6: Final answer
    x = 2,256.24

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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.