Home / 11,267.49-16,896.92-3,870.57

Finding the Fourth Proportional to 11,267.49, 16,896.92 and 3,870.57

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Solution

The fourth proportional to 11,267.49, 16,896.92 and 3,870.57 is: 5,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.49 : 16,896.92 = 3,870.57 : x
  2. Step 2: Convert to fraction form
    11,267.49/16,896.92 = 3,870.57/x
  3. Step 3: Cross multiply
    11,267.49x = 16,896.92 × 3,870.57
  4. Step 4: Simplify right side
    11,267.49x = 65,400,692.29
  5. Step 5: Solve for x
    x = 65,400,692.29/11,267.49
  6. Step 6: Final answer
    x = 5,804.37

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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.