Home / 3,606.20-4,976.70-2,114.36

Finding the Fourth Proportional to 3,606.20, 4,976.70 and 2,114.36

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Solution

The fourth proportional to 3,606.20, 4,976.70 and 2,114.36 is: 2,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.20 : 4,976.70 = 2,114.36 : x
  2. Step 2: Convert to fraction form
    3,606.20/4,976.70 = 2,114.36/x
  3. Step 3: Cross multiply
    3,606.20x = 4,976.70 × 2,114.36
  4. Step 4: Simplify right side
    3,606.20x = 10,522,535.41
  5. Step 5: Solve for x
    x = 10,522,535.41/3,606.20
  6. Step 6: Final answer
    x = 2,917.90

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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.