Home / 11,467.78-17,208.96-4,894.02

Finding the Fourth Proportional to 11,467.78, 17,208.96 and 4,894.02

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Solution

The fourth proportional to 11,467.78, 17,208.96 and 4,894.02 is: 7,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.78 : 17,208.96 = 4,894.02 : x
  2. Step 2: Convert to fraction form
    11,467.78/17,208.96 = 4,894.02/x
  3. Step 3: Cross multiply
    11,467.78x = 17,208.96 × 4,894.02
  4. Step 4: Simplify right side
    11,467.78x = 84,220,976.07
  5. Step 5: Solve for x
    x = 84,220,976.07/11,467.78
  6. Step 6: Final answer
    x = 7,344.14

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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.