Home / 4,921.33-7,381.97-1,544.38

Finding the Fourth Proportional to 4,921.33, 7,381.97 and 1,544.38

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Solution

The fourth proportional to 4,921.33, 7,381.97 and 1,544.38 is: 2,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.33 : 7,381.97 = 1,544.38 : x
  2. Step 2: Convert to fraction form
    4,921.33/7,381.97 = 1,544.38/x
  3. Step 3: Cross multiply
    4,921.33x = 7,381.97 × 1,544.38
  4. Step 4: Simplify right side
    4,921.33x = 11,400,566.83
  5. Step 5: Solve for x
    x = 11,400,566.83/4,921.33
  6. Step 6: Final answer
    x = 2,316.56

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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.