Home / 3,606.45-4,976.67-2,012.99

Finding the Fourth Proportional to 3,606.45, 4,976.67 and 2,012.99

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Solution

The fourth proportional to 3,606.45, 4,976.67 and 2,012.99 is: 2,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.45 : 4,976.67 = 2,012.99 : x
  2. Step 2: Convert to fraction form
    3,606.45/4,976.67 = 2,012.99/x
  3. Step 3: Cross multiply
    3,606.45x = 4,976.67 × 2,012.99
  4. Step 4: Simplify right side
    3,606.45x = 10,017,997.60
  5. Step 5: Solve for x
    x = 10,017,997.60/3,606.45
  6. Step 6: Final answer
    x = 2,777.80

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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.