Home / 3,606.37-4,976.46-2,012.90

Finding the Fourth Proportional to 3,606.37, 4,976.46 and 2,012.90

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Solution

The fourth proportional to 3,606.37, 4,976.46 and 2,012.90 is: 2,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.37 : 4,976.46 = 2,012.90 : x
  2. Step 2: Convert to fraction form
    3,606.37/4,976.46 = 2,012.90/x
  3. Step 3: Cross multiply
    3,606.37x = 4,976.46 × 2,012.90
  4. Step 4: Simplify right side
    3,606.37x = 10,017,091.45
  5. Step 5: Solve for x
    x = 10,017,091.45/3,606.37
  6. Step 6: Final answer
    x = 2,777.61

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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.