Home / 11,487.96-17,223.48-4,910.04

Finding the Fourth Proportional to 11,487.96, 17,223.48 and 4,910.04

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Solution

The fourth proportional to 11,487.96, 17,223.48 and 4,910.04 is: 7,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.96 : 17,223.48 = 4,910.04 : x
  2. Step 2: Convert to fraction form
    11,487.96/17,223.48 = 4,910.04/x
  3. Step 3: Cross multiply
    11,487.96x = 17,223.48 × 4,910.04
  4. Step 4: Simplify right side
    11,487.96x = 84,567,975.74
  5. Step 5: Solve for x
    x = 84,567,975.74/11,487.96
  6. Step 6: Final answer
    x = 7,361.44

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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.