Home / 10,379.44-15,555.31-5,692.37

Finding the Fourth Proportional to 10,379.44, 15,555.31 and 5,692.37

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Solution

The fourth proportional to 10,379.44, 15,555.31 and 5,692.37 is: 8,530.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.44 : 15,555.31 = 5,692.37 : x
  2. Step 2: Convert to fraction form
    10,379.44/15,555.31 = 5,692.37/x
  3. Step 3: Cross multiply
    10,379.44x = 15,555.31 × 5,692.37
  4. Step 4: Simplify right side
    10,379.44x = 88,546,579.98
  5. Step 5: Solve for x
    x = 88,546,579.98/10,379.44
  6. Step 6: Final answer
    x = 8,530.96

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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.