Home / 5,662.26-7,813.56-3,144.36

Finding the Fourth Proportional to 5,662.26, 7,813.56 and 3,144.36

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Solution

The fourth proportional to 5,662.26, 7,813.56 and 3,144.36 is: 4,339.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.26 : 7,813.56 = 3,144.36 : x
  2. Step 2: Convert to fraction form
    5,662.26/7,813.56 = 3,144.36/x
  3. Step 3: Cross multiply
    5,662.26x = 7,813.56 × 3,144.36
  4. Step 4: Simplify right side
    5,662.26x = 24,568,645.52
  5. Step 5: Solve for x
    x = 24,568,645.52/5,662.26
  6. Step 6: Final answer
    x = 4,339.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.