Home / 3,636.10-5,454.92-2,076.84

Finding the Fourth Proportional to 3,636.10, 5,454.92 and 2,076.84

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Solution

The fourth proportional to 3,636.10, 5,454.92 and 2,076.84 is: 3,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.10 : 5,454.92 = 2,076.84 : x
  2. Step 2: Convert to fraction form
    3,636.10/5,454.92 = 2,076.84/x
  3. Step 3: Cross multiply
    3,636.10x = 5,454.92 × 2,076.84
  4. Step 4: Simplify right side
    3,636.10x = 11,328,996.05
  5. Step 5: Solve for x
    x = 11,328,996.05/3,636.10
  6. Step 6: Final answer
    x = 3,115.70

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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.