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Finding the Fourth Proportional to 7,794.94, 11,692.45 and 1,951.54

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Solution

The fourth proportional to 7,794.94, 11,692.45 and 1,951.54 is: 2,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.94 : 11,692.45 = 1,951.54 : x
  2. Step 2: Convert to fraction form
    7,794.94/11,692.45 = 1,951.54/x
  3. Step 3: Cross multiply
    7,794.94x = 11,692.45 × 1,951.54
  4. Step 4: Simplify right side
    7,794.94x = 22,818,283.87
  5. Step 5: Solve for x
    x = 22,818,283.87/7,794.94
  6. Step 6: Final answer
    x = 2,927.32

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1.5x scale

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.