Home / 11,476.82-17,213.00-3,154.70

Finding the Fourth Proportional to 11,476.82, 17,213.00 and 3,154.70

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Solution

The fourth proportional to 11,476.82, 17,213.00 and 3,154.70 is: 4,731.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.82 : 17,213.00 = 3,154.70 : x
  2. Step 2: Convert to fraction form
    11,476.82/17,213.00 = 3,154.70/x
  3. Step 3: Cross multiply
    11,476.82x = 17,213.00 × 3,154.70
  4. Step 4: Simplify right side
    11,476.82x = 54,301,749.26
  5. Step 5: Solve for x
    x = 54,301,749.26/11,476.82
  6. Step 6: Final answer
    x = 4,731.43

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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.