Home / 11,726.10-17,590.50-3,825.90

Finding the Fourth Proportional to 11,726.10, 17,590.50 and 3,825.90

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Solution

The fourth proportional to 11,726.10, 17,590.50 and 3,825.90 is: 5,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.10 : 17,590.50 = 3,825.90 : x
  2. Step 2: Convert to fraction form
    11,726.10/17,590.50 = 3,825.90/x
  3. Step 3: Cross multiply
    11,726.10x = 17,590.50 × 3,825.90
  4. Step 4: Simplify right side
    11,726.10x = 67,299,493.95
  5. Step 5: Solve for x
    x = 67,299,493.95/11,726.10
  6. Step 6: Final answer
    x = 5,739.29

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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.