Home / 3,104.20-4,285.14-2,208.52

Finding the Fourth Proportional to 3,104.20, 4,285.14 and 2,208.52

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Solution

The fourth proportional to 3,104.20, 4,285.14 and 2,208.52 is: 3,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.20 : 4,285.14 = 2,208.52 : x
  2. Step 2: Convert to fraction form
    3,104.20/4,285.14 = 2,208.52/x
  3. Step 3: Cross multiply
    3,104.20x = 4,285.14 × 2,208.52
  4. Step 4: Simplify right side
    3,104.20x = 9,463,817.39
  5. Step 5: Solve for x
    x = 9,463,817.39/3,104.20
  6. Step 6: Final answer
    x = 3,048.71

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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.