Home / 3,778.56-5,663.93-2,735.96

Finding the Fourth Proportional to 3,778.56, 5,663.93 and 2,735.96

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Solution

The fourth proportional to 3,778.56, 5,663.93 and 2,735.96 is: 4,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.56 : 5,663.93 = 2,735.96 : x
  2. Step 2: Convert to fraction form
    3,778.56/5,663.93 = 2,735.96/x
  3. Step 3: Cross multiply
    3,778.56x = 5,663.93 × 2,735.96
  4. Step 4: Simplify right side
    3,778.56x = 15,496,243.92
  5. Step 5: Solve for x
    x = 15,496,243.92/3,778.56
  6. Step 6: Final answer
    x = 4,101.10

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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.