Home / 3,410.56-5,120.96-3,245.84

Finding the Fourth Proportional to 3,410.56, 5,120.96 and 3,245.84

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Solution

The fourth proportional to 3,410.56, 5,120.96 and 3,245.84 is: 4,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.56 : 5,120.96 = 3,245.84 : x
  2. Step 2: Convert to fraction form
    3,410.56/5,120.96 = 3,245.84/x
  3. Step 3: Cross multiply
    3,410.56x = 5,120.96 × 3,245.84
  4. Step 4: Simplify right side
    3,410.56x = 16,621,816.81
  5. Step 5: Solve for x
    x = 16,621,816.81/3,410.56
  6. Step 6: Final answer
    x = 4,873.63

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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.