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Finding the Fourth Proportional to 7,794.85, 11,692.32 and 2,600.71

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Solution

The fourth proportional to 7,794.85, 11,692.32 and 2,600.71 is: 3,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.85 : 11,692.32 = 2,600.71 : x
  2. Step 2: Convert to fraction form
    7,794.85/11,692.32 = 2,600.71/x
  3. Step 3: Cross multiply
    7,794.85x = 11,692.32 × 2,600.71
  4. Step 4: Simplify right side
    7,794.85x = 30,408,333.55
  5. Step 5: Solve for x
    x = 30,408,333.55/7,794.85
  6. Step 6: Final answer
    x = 3,901.08

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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.