Home / 3,274.90-4,914.73-2,455.38

Finding the Fourth Proportional to 3,274.90, 4,914.73 and 2,455.38

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Solution

The fourth proportional to 3,274.90, 4,914.73 and 2,455.38 is: 3,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.90 : 4,914.73 = 2,455.38 : x
  2. Step 2: Convert to fraction form
    3,274.90/4,914.73 = 2,455.38/x
  3. Step 3: Cross multiply
    3,274.90x = 4,914.73 × 2,455.38
  4. Step 4: Simplify right side
    3,274.90x = 12,067,551.25
  5. Step 5: Solve for x
    x = 12,067,551.25/3,274.90
  6. Step 6: Final answer
    x = 3,684.86

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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.