Home / 3,512.64-5,268.96-3,106.56

Finding the Fourth Proportional to 3,512.64, 5,268.96 and 3,106.56

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Solution

The fourth proportional to 3,512.64, 5,268.96 and 3,106.56 is: 4,659.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.64 : 5,268.96 = 3,106.56 : x
  2. Step 2: Convert to fraction form
    3,512.64/5,268.96 = 3,106.56/x
  3. Step 3: Cross multiply
    3,512.64x = 5,268.96 × 3,106.56
  4. Step 4: Simplify right side
    3,512.64x = 16,368,340.38
  5. Step 5: Solve for x
    x = 16,368,340.38/3,512.64
  6. Step 6: Final answer
    x = 4,659.84

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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.