Home / 4,961.19-7,435.35-3,786.87

Finding the Fourth Proportional to 4,961.19, 7,435.35 and 3,786.87

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Solution

The fourth proportional to 4,961.19, 7,435.35 and 3,786.87 is: 5,675.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.19 : 7,435.35 = 3,786.87 : x
  2. Step 2: Convert to fraction form
    4,961.19/7,435.35 = 3,786.87/x
  3. Step 3: Cross multiply
    4,961.19x = 7,435.35 × 3,786.87
  4. Step 4: Simplify right side
    4,961.19x = 28,156,703.85
  5. Step 5: Solve for x
    x = 28,156,703.85/4,961.19
  6. Step 6: Final answer
    x = 5,675.39

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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.