Home / 11,473.28-17,207.88-5,231.84

Finding the Fourth Proportional to 11,473.28, 17,207.88 and 5,231.84

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Solution

The fourth proportional to 11,473.28, 17,207.88 and 5,231.84 is: 7,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.28 : 17,207.88 = 5,231.84 : x
  2. Step 2: Convert to fraction form
    11,473.28/17,207.88 = 5,231.84/x
  3. Step 3: Cross multiply
    11,473.28x = 17,207.88 × 5,231.84
  4. Step 4: Simplify right side
    11,473.28x = 90,028,874.90
  5. Step 5: Solve for x
    x = 90,028,874.90/11,473.28
  6. Step 6: Final answer
    x = 7,846.83

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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.