Home / 4,930.85-6,804.51-2,692.80

Finding the Fourth Proportional to 4,930.85, 6,804.51 and 2,692.80

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Solution

The fourth proportional to 4,930.85, 6,804.51 and 2,692.80 is: 3,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.85 : 6,804.51 = 2,692.80 : x
  2. Step 2: Convert to fraction form
    4,930.85/6,804.51 = 2,692.80/x
  3. Step 3: Cross multiply
    4,930.85x = 6,804.51 × 2,692.80
  4. Step 4: Simplify right side
    4,930.85x = 18,323,184.53
  5. Step 5: Solve for x
    x = 18,323,184.53/4,930.85
  6. Step 6: Final answer
    x = 3,716.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.