Home / 9,170.24-13,755.36-3,976

Finding the Fourth Proportional to 9,170.24, 13,755.36 and 3,976

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Solution

The fourth proportional to 9,170.24, 13,755.36 and 3,976 is: 5,964

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.24 : 13,755.36 = 3,976 : x
  2. Step 2: Convert to fraction form
    9,170.24/13,755.36 = 3,976/x
  3. Step 3: Cross multiply
    9,170.24x = 13,755.36 × 3,976
  4. Step 4: Simplify right side
    9,170.24x = 54,691,311.36
  5. Step 5: Solve for x
    x = 54,691,311.36/9,170.24
  6. Step 6: Final answer
    x = 5,964

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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.