Home / 3,817.56-5,721.55-2,062.49

Finding the Fourth Proportional to 3,817.56, 5,721.55 and 2,062.49

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Solution

The fourth proportional to 3,817.56, 5,721.55 and 2,062.49 is: 3,091.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.56 : 5,721.55 = 2,062.49 : x
  2. Step 2: Convert to fraction form
    3,817.56/5,721.55 = 2,062.49/x
  3. Step 3: Cross multiply
    3,817.56x = 5,721.55 × 2,062.49
  4. Step 4: Simplify right side
    3,817.56x = 11,800,639.66
  5. Step 5: Solve for x
    x = 11,800,639.66/3,817.56
  6. Step 6: Final answer
    x = 3,091.15

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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.