Home / 3,351.66-4,623.39-2,107.50

Finding the Fourth Proportional to 3,351.66, 4,623.39 and 2,107.50

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Solution

The fourth proportional to 3,351.66, 4,623.39 and 2,107.50 is: 2,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.66 : 4,623.39 = 2,107.50 : x
  2. Step 2: Convert to fraction form
    3,351.66/4,623.39 = 2,107.50/x
  3. Step 3: Cross multiply
    3,351.66x = 4,623.39 × 2,107.50
  4. Step 4: Simplify right side
    3,351.66x = 9,743,794.43
  5. Step 5: Solve for x
    x = 9,743,794.43/3,351.66
  6. Step 6: Final answer
    x = 2,907.15

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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.