Home / 7,231.28-10,847.72-2,299.19

Finding the Fourth Proportional to 7,231.28, 10,847.72 and 2,299.19

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Solution

The fourth proportional to 7,231.28, 10,847.72 and 2,299.19 is: 3,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.28 : 10,847.72 = 2,299.19 : x
  2. Step 2: Convert to fraction form
    7,231.28/10,847.72 = 2,299.19/x
  3. Step 3: Cross multiply
    7,231.28x = 10,847.72 × 2,299.19
  4. Step 4: Simplify right side
    7,231.28x = 24,940,920.86
  5. Step 5: Solve for x
    x = 24,940,920.86/7,231.28
  6. Step 6: Final answer
    x = 3,449.04

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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.