Home / 4,757.07-7,136.33-1,637.79

Finding the Fourth Proportional to 4,757.07, 7,136.33 and 1,637.79

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Solution

The fourth proportional to 4,757.07, 7,136.33 and 1,637.79 is: 2,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.07 : 7,136.33 = 1,637.79 : x
  2. Step 2: Convert to fraction form
    4,757.07/7,136.33 = 1,637.79/x
  3. Step 3: Cross multiply
    4,757.07x = 7,136.33 × 1,637.79
  4. Step 4: Simplify right side
    4,757.07x = 11,687,801.72
  5. Step 5: Solve for x
    x = 11,687,801.72/4,757.07
  6. Step 6: Final answer
    x = 2,456.93

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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.