Home / 5,154.41-7,730.87-2,194.02

Finding the Fourth Proportional to 5,154.41, 7,730.87 and 2,194.02

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Solution

The fourth proportional to 5,154.41, 7,730.87 and 2,194.02 is: 3,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.41 : 7,730.87 = 2,194.02 : x
  2. Step 2: Convert to fraction form
    5,154.41/7,730.87 = 2,194.02/x
  3. Step 3: Cross multiply
    5,154.41x = 7,730.87 × 2,194.02
  4. Step 4: Simplify right side
    5,154.41x = 16,961,672.43
  5. Step 5: Solve for x
    x = 16,961,672.43/5,154.41
  6. Step 6: Final answer
    x = 3,290.71

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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.