Home / 10,270.38-15,395.84-3,692.96

Finding the Fourth Proportional to 10,270.38, 15,395.84 and 3,692.96

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Solution

The fourth proportional to 10,270.38, 15,395.84 and 3,692.96 is: 5,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.38 : 15,395.84 = 3,692.96 : x
  2. Step 2: Convert to fraction form
    10,270.38/15,395.84 = 3,692.96/x
  3. Step 3: Cross multiply
    10,270.38x = 15,395.84 × 3,692.96
  4. Step 4: Simplify right side
    10,270.38x = 56,856,221.29
  5. Step 5: Solve for x
    x = 56,856,221.29/10,270.38
  6. Step 6: Final answer
    x = 5,535.94

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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.