Home / 3,440.25-4,747.75-2,096.80

Finding the Fourth Proportional to 3,440.25, 4,747.75 and 2,096.80

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Solution

The fourth proportional to 3,440.25, 4,747.75 and 2,096.80 is: 2,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.25 : 4,747.75 = 2,096.80 : x
  2. Step 2: Convert to fraction form
    3,440.25/4,747.75 = 2,096.80/x
  3. Step 3: Cross multiply
    3,440.25x = 4,747.75 × 2,096.80
  4. Step 4: Simplify right side
    3,440.25x = 9,955,065.09
  5. Step 5: Solve for x
    x = 9,955,065.09/3,440.25
  6. Step 6: Final answer
    x = 2,893.70

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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.