Home / 3,285.37-4,947.73-2,768.59

Finding the Fourth Proportional to 3,285.37, 4,947.73 and 2,768.59

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Solution

The fourth proportional to 3,285.37, 4,947.73 and 2,768.59 is: 4,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.37 : 4,947.73 = 2,768.59 : x
  2. Step 2: Convert to fraction form
    3,285.37/4,947.73 = 2,768.59/x
  3. Step 3: Cross multiply
    3,285.37x = 4,947.73 × 2,768.59
  4. Step 4: Simplify right side
    3,285.37x = 13,698,235.80
  5. Step 5: Solve for x
    x = 13,698,235.80/3,285.37
  6. Step 6: Final answer
    x = 4,169.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.