Home / 3,170.28-4,759.32-2,056.05

Finding the Fourth Proportional to 3,170.28, 4,759.32 and 2,056.05

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Solution

The fourth proportional to 3,170.28, 4,759.32 and 2,056.05 is: 3,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.28 : 4,759.32 = 2,056.05 : x
  2. Step 2: Convert to fraction form
    3,170.28/4,759.32 = 2,056.05/x
  3. Step 3: Cross multiply
    3,170.28x = 4,759.32 × 2,056.05
  4. Step 4: Simplify right side
    3,170.28x = 9,785,399.89
  5. Step 5: Solve for x
    x = 9,785,399.89/3,170.28
  6. Step 6: Final answer
    x = 3,086.60

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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.