Home / 5,039.38-7,544.49-3,085.66

Finding the Fourth Proportional to 5,039.38, 7,544.49 and 3,085.66

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Solution

The fourth proportional to 5,039.38, 7,544.49 and 3,085.66 is: 4,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.38 : 7,544.49 = 3,085.66 : x
  2. Step 2: Convert to fraction form
    5,039.38/7,544.49 = 3,085.66/x
  3. Step 3: Cross multiply
    5,039.38x = 7,544.49 × 3,085.66
  4. Step 4: Simplify right side
    5,039.38x = 23,279,731.01
  5. Step 5: Solve for x
    x = 23,279,731.01/5,039.38
  6. Step 6: Final answer
    x = 4,619.56

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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.