Home / 3,255.36-4,881.60-1,717.44

Finding the Fourth Proportional to 3,255.36, 4,881.60 and 1,717.44

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Solution

The fourth proportional to 3,255.36, 4,881.60 and 1,717.44 is: 2,575.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.36 : 4,881.60 = 1,717.44 : x
  2. Step 2: Convert to fraction form
    3,255.36/4,881.60 = 1,717.44/x
  3. Step 3: Cross multiply
    3,255.36x = 4,881.60 × 1,717.44
  4. Step 4: Simplify right side
    3,255.36x = 8,383,855.10
  5. Step 5: Solve for x
    x = 8,383,855.10/3,255.36
  6. Step 6: Final answer
    x = 2,575.40

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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.