Home / 5,641.44-8,463.56-2,131.44

Finding the Fourth Proportional to 5,641.44, 8,463.56 and 2,131.44

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Solution

The fourth proportional to 5,641.44, 8,463.56 and 2,131.44 is: 3,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.44 : 8,463.56 = 2,131.44 : x
  2. Step 2: Convert to fraction form
    5,641.44/8,463.56 = 2,131.44/x
  3. Step 3: Cross multiply
    5,641.44x = 8,463.56 × 2,131.44
  4. Step 4: Simplify right side
    5,641.44x = 18,039,570.33
  5. Step 5: Solve for x
    x = 18,039,570.33/5,641.44
  6. Step 6: Final answer
    x = 3,197.69

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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.