Home / 3,173.78-4,763.56-1,694.26

Finding the Fourth Proportional to 3,173.78, 4,763.56 and 1,694.26

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Solution

The fourth proportional to 3,173.78, 4,763.56 and 1,694.26 is: 2,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.78 : 4,763.56 = 1,694.26 : x
  2. Step 2: Convert to fraction form
    3,173.78/4,763.56 = 1,694.26/x
  3. Step 3: Cross multiply
    3,173.78x = 4,763.56 × 1,694.26
  4. Step 4: Simplify right side
    3,173.78x = 8,070,693.02
  5. Step 5: Solve for x
    x = 8,070,693.02/3,173.78
  6. Step 6: Final answer
    x = 2,542.93

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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.