Home / 5,399.41-8,092.16-2,620.71

Finding the Fourth Proportional to 5,399.41, 8,092.16 and 2,620.71

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Solution

The fourth proportional to 5,399.41, 8,092.16 and 2,620.71 is: 3,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.41 : 8,092.16 = 2,620.71 : x
  2. Step 2: Convert to fraction form
    5,399.41/8,092.16 = 2,620.71/x
  3. Step 3: Cross multiply
    5,399.41x = 8,092.16 × 2,620.71
  4. Step 4: Simplify right side
    5,399.41x = 21,207,164.17
  5. Step 5: Solve for x
    x = 21,207,164.17/5,399.41
  6. Step 6: Final answer
    x = 3,927.68

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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.