Home / 6,692.17-9,236.49-3,861.38

Finding the Fourth Proportional to 6,692.17, 9,236.49 and 3,861.38

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Solution

The fourth proportional to 6,692.17, 9,236.49 and 3,861.38 is: 5,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.17 : 9,236.49 = 3,861.38 : x
  2. Step 2: Convert to fraction form
    6,692.17/9,236.49 = 3,861.38/x
  3. Step 3: Cross multiply
    6,692.17x = 9,236.49 × 3,861.38
  4. Step 4: Simplify right side
    6,692.17x = 35,665,597.76
  5. Step 5: Solve for x
    x = 35,665,597.76/6,692.17
  6. Step 6: Final answer
    x = 5,329.45

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1.5x scale

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.