Home / 11,362.82-17,051.56-4,789.04

Finding the Fourth Proportional to 11,362.82, 17,051.56 and 4,789.04

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Solution

The fourth proportional to 11,362.82, 17,051.56 and 4,789.04 is: 7,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,362.82 : 17,051.56 = 4,789.04 : x
  2. Step 2: Convert to fraction form
    11,362.82/17,051.56 = 4,789.04/x
  3. Step 3: Cross multiply
    11,362.82x = 17,051.56 × 4,789.04
  4. Step 4: Simplify right side
    11,362.82x = 81,660,602.90
  5. Step 5: Solve for x
    x = 81,660,602.90/11,362.82
  6. Step 6: Final answer
    x = 7,186.65

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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.