Home / 5,082.06-7,635.40-3,236.78

Finding the Fourth Proportional to 5,082.06, 7,635.40 and 3,236.78

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Solution

The fourth proportional to 5,082.06, 7,635.40 and 3,236.78 is: 4,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.06 : 7,635.40 = 3,236.78 : x
  2. Step 2: Convert to fraction form
    5,082.06/7,635.40 = 3,236.78/x
  3. Step 3: Cross multiply
    5,082.06x = 7,635.40 × 3,236.78
  4. Step 4: Simplify right side
    5,082.06x = 24,714,078.06
  5. Step 5: Solve for x
    x = 24,714,078.06/5,082.06
  6. Step 6: Final answer
    x = 4,863.01

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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.