Home / 2,731.74-4,100.85-2,720.94

Finding the Fourth Proportional to 2,731.74, 4,100.85 and 2,720.94

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Solution

The fourth proportional to 2,731.74, 4,100.85 and 2,720.94 is: 4,084.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.74 : 4,100.85 = 2,720.94 : x
  2. Step 2: Convert to fraction form
    2,731.74/4,100.85 = 2,720.94/x
  3. Step 3: Cross multiply
    2,731.74x = 4,100.85 × 2,720.94
  4. Step 4: Simplify right side
    2,731.74x = 11,158,166.80
  5. Step 5: Solve for x
    x = 11,158,166.80/2,731.74
  6. Step 6: Final answer
    x = 4,084.64

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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.