Home / 2,771.64-4,161.90-1,733.76

Finding the Fourth Proportional to 2,771.64, 4,161.90 and 1,733.76

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Solution

The fourth proportional to 2,771.64, 4,161.90 and 1,733.76 is: 2,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.64 : 4,161.90 = 1,733.76 : x
  2. Step 2: Convert to fraction form
    2,771.64/4,161.90 = 1,733.76/x
  3. Step 3: Cross multiply
    2,771.64x = 4,161.90 × 1,733.76
  4. Step 4: Simplify right side
    2,771.64x = 7,215,735.74
  5. Step 5: Solve for x
    x = 7,215,735.74/2,771.64
  6. Step 6: Final answer
    x = 2,603.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.