Home / 2,726.16-4,089.24-1,906.02

Finding the Fourth Proportional to 2,726.16, 4,089.24 and 1,906.02

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Solution

The fourth proportional to 2,726.16, 4,089.24 and 1,906.02 is: 2,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.16 : 4,089.24 = 1,906.02 : x
  2. Step 2: Convert to fraction form
    2,726.16/4,089.24 = 1,906.02/x
  3. Step 3: Cross multiply
    2,726.16x = 4,089.24 × 1,906.02
  4. Step 4: Simplify right side
    2,726.16x = 7,794,173.22
  5. Step 5: Solve for x
    x = 7,794,173.22/2,726.16
  6. Step 6: Final answer
    x = 2,859.03

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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.