Home / 3,817.89-5,268.53-2,224.62

Finding the Fourth Proportional to 3,817.89, 5,268.53 and 2,224.62

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Solution

The fourth proportional to 3,817.89, 5,268.53 and 2,224.62 is: 3,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.89 : 5,268.53 = 2,224.62 : x
  2. Step 2: Convert to fraction form
    3,817.89/5,268.53 = 2,224.62/x
  3. Step 3: Cross multiply
    3,817.89x = 5,268.53 × 2,224.62
  4. Step 4: Simplify right side
    3,817.89x = 11,720,482.77
  5. Step 5: Solve for x
    x = 11,720,482.77/3,817.89
  6. Step 6: Final answer
    x = 3,069.88

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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.