Home / 5,735.39-7,912.11-3,635.87

Finding the Fourth Proportional to 5,735.39, 7,912.11 and 3,635.87

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Solution

The fourth proportional to 5,735.39, 7,912.11 and 3,635.87 is: 5,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.39 : 7,912.11 = 3,635.87 : x
  2. Step 2: Convert to fraction form
    5,735.39/7,912.11 = 3,635.87/x
  3. Step 3: Cross multiply
    5,735.39x = 7,912.11 × 3,635.87
  4. Step 4: Simplify right side
    5,735.39x = 28,767,403.39
  5. Step 5: Solve for x
    x = 28,767,403.39/5,735.39
  6. Step 6: Final answer
    x = 5,015.77

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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.