Home / 7,794.08-11,692.72-3,177.44

Finding the Fourth Proportional to 7,794.08, 11,692.72 and 3,177.44

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Solution

The fourth proportional to 7,794.08, 11,692.72 and 3,177.44 is: 4,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.08 : 11,692.72 = 3,177.44 : x
  2. Step 2: Convert to fraction form
    7,794.08/11,692.72 = 3,177.44/x
  3. Step 3: Cross multiply
    7,794.08x = 11,692.72 × 3,177.44
  4. Step 4: Simplify right side
    7,794.08x = 37,152,916.24
  5. Step 5: Solve for x
    x = 37,152,916.24/7,794.08
  6. Step 6: Final answer
    x = 4,766.81

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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.