Home / 11,644.20-17,455.32-5,795.28

Finding the Fourth Proportional to 11,644.20, 17,455.32 and 5,795.28

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Solution

The fourth proportional to 11,644.20, 17,455.32 and 5,795.28 is: 8,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.20 : 17,455.32 = 5,795.28 : x
  2. Step 2: Convert to fraction form
    11,644.20/17,455.32 = 5,795.28/x
  3. Step 3: Cross multiply
    11,644.20x = 17,455.32 × 5,795.28
  4. Step 4: Simplify right side
    11,644.20x = 101,158,466.89
  5. Step 5: Solve for x
    x = 101,158,466.89/11,644.20
  6. Step 6: Final answer
    x = 8,687.46

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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.