Home / 11,818.31-17,726.09-3,052.53

Finding the Fourth Proportional to 11,818.31, 17,726.09 and 3,052.53

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Solution

The fourth proportional to 11,818.31, 17,726.09 and 3,052.53 is: 4,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.31 : 17,726.09 = 3,052.53 : x
  2. Step 2: Convert to fraction form
    11,818.31/17,726.09 = 3,052.53/x
  3. Step 3: Cross multiply
    11,818.31x = 17,726.09 × 3,052.53
  4. Step 4: Simplify right side
    11,818.31x = 54,109,406.25
  5. Step 5: Solve for x
    x = 54,109,406.25/11,818.31
  6. Step 6: Final answer
    x = 4,578.44

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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.