Home / 11,351.27-17,028.96-4,687.76

Finding the Fourth Proportional to 11,351.27, 17,028.96 and 4,687.76

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Solution

The fourth proportional to 11,351.27, 17,028.96 and 4,687.76 is: 7,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.27 : 17,028.96 = 4,687.76 : x
  2. Step 2: Convert to fraction form
    11,351.27/17,028.96 = 4,687.76/x
  3. Step 3: Cross multiply
    11,351.27x = 17,028.96 × 4,687.76
  4. Step 4: Simplify right side
    11,351.27x = 79,827,592.38
  5. Step 5: Solve for x
    x = 79,827,592.38/11,351.27
  6. Step 6: Final answer
    x = 7,032.48

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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.