Home / 4,791.92-7,187.86-1,505.26

Finding the Fourth Proportional to 4,791.92, 7,187.86 and 1,505.26

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Solution

The fourth proportional to 4,791.92, 7,187.86 and 1,505.26 is: 2,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.92 : 7,187.86 = 1,505.26 : x
  2. Step 2: Convert to fraction form
    4,791.92/7,187.86 = 1,505.26/x
  3. Step 3: Cross multiply
    4,791.92x = 7,187.86 × 1,505.26
  4. Step 4: Simplify right side
    4,791.92x = 10,819,598.14
  5. Step 5: Solve for x
    x = 10,819,598.14/4,791.92
  6. Step 6: Final answer
    x = 2,257.88

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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.