Home / 11,765.37-17,648.05-3,445.38

Finding the Fourth Proportional to 11,765.37, 17,648.05 and 3,445.38

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Solution

The fourth proportional to 11,765.37, 17,648.05 and 3,445.38 is: 5,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.37 : 17,648.05 = 3,445.38 : x
  2. Step 2: Convert to fraction form
    11,765.37/17,648.05 = 3,445.38/x
  3. Step 3: Cross multiply
    11,765.37x = 17,648.05 × 3,445.38
  4. Step 4: Simplify right side
    11,765.37x = 60,804,221.28
  5. Step 5: Solve for x
    x = 60,804,221.28/11,765.37
  6. Step 6: Final answer
    x = 5,168.07

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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.