Home / 4,791.51-7,190.24-1,872.27

Finding the Fourth Proportional to 4,791.51, 7,190.24 and 1,872.27

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Solution

The fourth proportional to 4,791.51, 7,190.24 and 1,872.27 is: 2,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.51 : 7,190.24 = 1,872.27 : x
  2. Step 2: Convert to fraction form
    4,791.51/7,190.24 = 1,872.27/x
  3. Step 3: Cross multiply
    4,791.51x = 7,190.24 × 1,872.27
  4. Step 4: Simplify right side
    4,791.51x = 13,462,061.28
  5. Step 5: Solve for x
    x = 13,462,061.28/4,791.51
  6. Step 6: Final answer
    x = 2,809.57

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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.