Home / 5,245.11-7,861.05-2,465.73

Finding the Fourth Proportional to 5,245.11, 7,861.05 and 2,465.73

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Solution

The fourth proportional to 5,245.11, 7,861.05 and 2,465.73 is: 3,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.11 : 7,861.05 = 2,465.73 : x
  2. Step 2: Convert to fraction form
    5,245.11/7,861.05 = 2,465.73/x
  3. Step 3: Cross multiply
    5,245.11x = 7,861.05 × 2,465.73
  4. Step 4: Simplify right side
    5,245.11x = 19,383,226.82
  5. Step 5: Solve for x
    x = 19,383,226.82/5,245.11
  6. Step 6: Final answer
    x = 3,695.49

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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.