Home / 4,786.56-7,189.44-4,092.96

Finding the Fourth Proportional to 4,786.56, 7,189.44 and 4,092.96

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Solution

The fourth proportional to 4,786.56, 7,189.44 and 4,092.96 is: 6,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.56 : 7,189.44 = 4,092.96 : x
  2. Step 2: Convert to fraction form
    4,786.56/7,189.44 = 4,092.96/x
  3. Step 3: Cross multiply
    4,786.56x = 7,189.44 × 4,092.96
  4. Step 4: Simplify right side
    4,786.56x = 29,426,090.34
  5. Step 5: Solve for x
    x = 29,426,090.34/4,786.56
  6. Step 6: Final answer
    x = 6,147.65

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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.