Home / 5,454.92-8,181.22-2,492.52

Finding the Fourth Proportional to 5,454.92, 8,181.22 and 2,492.52

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Solution

The fourth proportional to 5,454.92, 8,181.22 and 2,492.52 is: 3,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.92 : 8,181.22 = 2,492.52 : x
  2. Step 2: Convert to fraction form
    5,454.92/8,181.22 = 2,492.52/x
  3. Step 3: Cross multiply
    5,454.92x = 8,181.22 × 2,492.52
  4. Step 4: Simplify right side
    5,454.92x = 20,391,857.59
  5. Step 5: Solve for x
    x = 20,391,857.59/5,454.92
  6. Step 6: Final answer
    x = 3,738.25

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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.