Home / 7,835.72-11,751.24-4,135.98

Finding the Fourth Proportional to 7,835.72, 11,751.24 and 4,135.98

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Solution

The fourth proportional to 7,835.72, 11,751.24 and 4,135.98 is: 6,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.72 : 11,751.24 = 4,135.98 : x
  2. Step 2: Convert to fraction form
    7,835.72/11,751.24 = 4,135.98/x
  3. Step 3: Cross multiply
    7,835.72x = 11,751.24 × 4,135.98
  4. Step 4: Simplify right side
    7,835.72x = 48,602,893.62
  5. Step 5: Solve for x
    x = 48,602,893.62/7,835.72
  6. Step 6: Final answer
    x = 6,202.73

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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.