Home / 5,546.46-8,312.49-2,255.72

Finding the Fourth Proportional to 5,546.46, 8,312.49 and 2,255.72

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Solution

The fourth proportional to 5,546.46, 8,312.49 and 2,255.72 is: 3,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.46 : 8,312.49 = 2,255.72 : x
  2. Step 2: Convert to fraction form
    5,546.46/8,312.49 = 2,255.72/x
  3. Step 3: Cross multiply
    5,546.46x = 8,312.49 × 2,255.72
  4. Step 4: Simplify right side
    5,546.46x = 18,750,649.94
  5. Step 5: Solve for x
    x = 18,750,649.94/5,546.46
  6. Step 6: Final answer
    x = 3,380.65

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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.