Home / 3,268.08-4,902.86-1,076.76

Finding the Fourth Proportional to 3,268.08, 4,902.86 and 1,076.76

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Solution

The fourth proportional to 3,268.08, 4,902.86 and 1,076.76 is: 1,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.08 : 4,902.86 = 1,076.76 : x
  2. Step 2: Convert to fraction form
    3,268.08/4,902.86 = 1,076.76/x
  3. Step 3: Cross multiply
    3,268.08x = 4,902.86 × 1,076.76
  4. Step 4: Simplify right side
    3,268.08x = 5,279,206.23
  5. Step 5: Solve for x
    x = 5,279,206.23/3,268.08
  6. Step 6: Final answer
    x = 1,615.38

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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.