Home / 2,607.24-3,912.48-2,082.36

Finding the Fourth Proportional to 2,607.24, 3,912.48 and 2,082.36

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Solution

The fourth proportional to 2,607.24, 3,912.48 and 2,082.36 is: 3,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.24 : 3,912.48 = 2,082.36 : x
  2. Step 2: Convert to fraction form
    2,607.24/3,912.48 = 2,082.36/x
  3. Step 3: Cross multiply
    2,607.24x = 3,912.48 × 2,082.36
  4. Step 4: Simplify right side
    2,607.24x = 8,147,191.85
  5. Step 5: Solve for x
    x = 8,147,191.85/2,607.24
  6. Step 6: Final answer
    x = 3,124.83

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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.