Home / 5,454.10-8,181.09-3,604.79

Finding the Fourth Proportional to 5,454.10, 8,181.09 and 3,604.79

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Solution

The fourth proportional to 5,454.10, 8,181.09 and 3,604.79 is: 5,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.10 : 8,181.09 = 3,604.79 : x
  2. Step 2: Convert to fraction form
    5,454.10/8,181.09 = 3,604.79/x
  3. Step 3: Cross multiply
    5,454.10x = 8,181.09 × 3,604.79
  4. Step 4: Simplify right side
    5,454.10x = 29,491,115.30
  5. Step 5: Solve for x
    x = 29,491,115.30/5,454.10
  6. Step 6: Final answer
    x = 5,407.15

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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.