Home / 2,816.65-4,224.58-1,773.37

Finding the Fourth Proportional to 2,816.65, 4,224.58 and 1,773.37

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Solution

The fourth proportional to 2,816.65, 4,224.58 and 1,773.37 is: 2,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.65 : 4,224.58 = 1,773.37 : x
  2. Step 2: Convert to fraction form
    2,816.65/4,224.58 = 1,773.37/x
  3. Step 3: Cross multiply
    2,816.65x = 4,224.58 × 1,773.37
  4. Step 4: Simplify right side
    2,816.65x = 7,491,743.43
  5. Step 5: Solve for x
    x = 7,491,743.43/2,816.65
  6. Step 6: Final answer
    x = 2,659.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.