Home / 2,736.60-4,105.13-1,176.64

Finding the Fourth Proportional to 2,736.60, 4,105.13 and 1,176.64

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Solution

The fourth proportional to 2,736.60, 4,105.13 and 1,176.64 is: 1,765.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.60 : 4,105.13 = 1,176.64 : x
  2. Step 2: Convert to fraction form
    2,736.60/4,105.13 = 1,176.64/x
  3. Step 3: Cross multiply
    2,736.60x = 4,105.13 × 1,176.64
  4. Step 4: Simplify right side
    2,736.60x = 4,830,273.73
  5. Step 5: Solve for x
    x = 4,830,273.73/2,736.60
  6. Step 6: Final answer
    x = 1,765.06

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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.