Home / 3,104.74-4,289.25-2,317.42

Finding the Fourth Proportional to 3,104.74, 4,289.25 and 2,317.42

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Solution

The fourth proportional to 3,104.74, 4,289.25 and 2,317.42 is: 3,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.74 : 4,289.25 = 2,317.42 : x
  2. Step 2: Convert to fraction form
    3,104.74/4,289.25 = 2,317.42/x
  3. Step 3: Cross multiply
    3,104.74x = 4,289.25 × 2,317.42
  4. Step 4: Simplify right side
    3,104.74x = 9,939,993.74
  5. Step 5: Solve for x
    x = 9,939,993.74/3,104.74
  6. Step 6: Final answer
    x = 3,201.55

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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.