Home / 6,692.30-9,236.67-3,861.51

Finding the Fourth Proportional to 6,692.30, 9,236.67 and 3,861.51

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Solution

The fourth proportional to 6,692.30, 9,236.67 and 3,861.51 is: 5,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.30 : 9,236.67 = 3,861.51 : x
  2. Step 2: Convert to fraction form
    6,692.30/9,236.67 = 3,861.51/x
  3. Step 3: Cross multiply
    6,692.30x = 9,236.67 × 3,861.51
  4. Step 4: Simplify right side
    6,692.30x = 35,667,444.45
  5. Step 5: Solve for x
    x = 35,667,444.45/6,692.30
  6. Step 6: Final answer
    x = 5,329.63

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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.