Home / 6,452.26-9,679.76-2,072.79

Finding the Fourth Proportional to 6,452.26, 9,679.76 and 2,072.79

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Solution

The fourth proportional to 6,452.26, 9,679.76 and 2,072.79 is: 3,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.26 : 9,679.76 = 2,072.79 : x
  2. Step 2: Convert to fraction form
    6,452.26/9,679.76 = 2,072.79/x
  3. Step 3: Cross multiply
    6,452.26x = 9,679.76 × 2,072.79
  4. Step 4: Simplify right side
    6,452.26x = 20,064,107.14
  5. Step 5: Solve for x
    x = 20,064,107.14/6,452.26
  6. Step 6: Final answer
    x = 3,109.63

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1.5x scale

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.