Home / 4,082.30-6,119.40-2,000.60

Finding the Fourth Proportional to 4,082.30, 6,119.40 and 2,000.60

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Solution

The fourth proportional to 4,082.30, 6,119.40 and 2,000.60 is: 2,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.30 : 6,119.40 = 2,000.60 : x
  2. Step 2: Convert to fraction form
    4,082.30/6,119.40 = 2,000.60/x
  3. Step 3: Cross multiply
    4,082.30x = 6,119.40 × 2,000.60
  4. Step 4: Simplify right side
    4,082.30x = 12,242,471.64
  5. Step 5: Solve for x
    x = 12,242,471.64/4,082.30
  6. Step 6: Final answer
    x = 2,998.92

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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.