Home / 11,419.44-17,122.68-5,568.72

Finding the Fourth Proportional to 11,419.44, 17,122.68 and 5,568.72

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Solution

The fourth proportional to 11,419.44, 17,122.68 and 5,568.72 is: 8,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.44 : 17,122.68 = 5,568.72 : x
  2. Step 2: Convert to fraction form
    11,419.44/17,122.68 = 5,568.72/x
  3. Step 3: Cross multiply
    11,419.44x = 17,122.68 × 5,568.72
  4. Step 4: Simplify right side
    11,419.44x = 95,351,410.57
  5. Step 5: Solve for x
    x = 95,351,410.57/11,419.44
  6. Step 6: Final answer
    x = 8,349.92

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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.