Home / 5,692.40-8,529.96-2,769.92

Finding the Fourth Proportional to 5,692.40, 8,529.96 and 2,769.92

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Solution

The fourth proportional to 5,692.40, 8,529.96 and 2,769.92 is: 4,150.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.40 : 8,529.96 = 2,769.92 : x
  2. Step 2: Convert to fraction form
    5,692.40/8,529.96 = 2,769.92/x
  3. Step 3: Cross multiply
    5,692.40x = 8,529.96 × 2,769.92
  4. Step 4: Simplify right side
    5,692.40x = 23,627,306.80
  5. Step 5: Solve for x
    x = 23,627,306.80/5,692.40
  6. Step 6: Final answer
    x = 4,150.68

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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.