Home / 11,726.17-17,589.45-3,828.77

Finding the Fourth Proportional to 11,726.17, 17,589.45 and 3,828.77

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Solution

The fourth proportional to 11,726.17, 17,589.45 and 3,828.77 is: 5,743.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.17 : 17,589.45 = 3,828.77 : x
  2. Step 2: Convert to fraction form
    11,726.17/17,589.45 = 3,828.77/x
  3. Step 3: Cross multiply
    11,726.17x = 17,589.45 × 3,828.77
  4. Step 4: Simplify right side
    11,726.17x = 67,345,950.85
  5. Step 5: Solve for x
    x = 67,345,950.85/11,726.17
  6. Step 6: Final answer
    x = 5,743.22

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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.