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Finding the Fourth Proportional to 11,602.44, 17,398.80 and 5,676.48

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Solution

The fourth proportional to 11,602.44, 17,398.80 and 5,676.48 is: 8,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,602.44 : 17,398.80 = 5,676.48 : x
  2. Step 2: Convert to fraction form
    11,602.44/17,398.80 = 5,676.48/x
  3. Step 3: Cross multiply
    11,602.44x = 17,398.80 × 5,676.48
  4. Step 4: Simplify right side
    11,602.44x = 98,763,940.22
  5. Step 5: Solve for x
    x = 98,763,940.22/11,602.44
  6. Step 6: Final answer
    x = 8,512.34

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1.5x scale

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.