Home / 6,743.26-10,115.40-3,047.56

Finding the Fourth Proportional to 6,743.26, 10,115.40 and 3,047.56

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Solution

The fourth proportional to 6,743.26, 10,115.40 and 3,047.56 is: 4,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.26 : 10,115.40 = 3,047.56 : x
  2. Step 2: Convert to fraction form
    6,743.26/10,115.40 = 3,047.56/x
  3. Step 3: Cross multiply
    6,743.26x = 10,115.40 × 3,047.56
  4. Step 4: Simplify right side
    6,743.26x = 30,827,288.42
  5. Step 5: Solve for x
    x = 30,827,288.42/6,743.26
  6. Step 6: Final answer
    x = 4,571.57

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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.