Home / 3,015.83-4,162.97-2,700.54

Finding the Fourth Proportional to 3,015.83, 4,162.97 and 2,700.54

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Solution

The fourth proportional to 3,015.83, 4,162.97 and 2,700.54 is: 3,727.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.83 : 4,162.97 = 2,700.54 : x
  2. Step 2: Convert to fraction form
    3,015.83/4,162.97 = 2,700.54/x
  3. Step 3: Cross multiply
    3,015.83x = 4,162.97 × 2,700.54
  4. Step 4: Simplify right side
    3,015.83x = 11,242,273.76
  5. Step 5: Solve for x
    x = 11,242,273.76/3,015.83
  6. Step 6: Final answer
    x = 3,727.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.