Home / 11,509.82-17,259.24-5,267.96

Finding the Fourth Proportional to 11,509.82, 17,259.24 and 5,267.96

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Solution

The fourth proportional to 11,509.82, 17,259.24 and 5,267.96 is: 7,899.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.82 : 17,259.24 = 5,267.96 : x
  2. Step 2: Convert to fraction form
    11,509.82/17,259.24 = 5,267.96/x
  3. Step 3: Cross multiply
    11,509.82x = 17,259.24 × 5,267.96
  4. Step 4: Simplify right side
    11,509.82x = 90,920,985.95
  5. Step 5: Solve for x
    x = 90,920,985.95/11,509.82
  6. Step 6: Final answer
    x = 7,899.43

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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.