Home / 2,726.74-4,087.41-1,082.26

Finding the Fourth Proportional to 2,726.74, 4,087.41 and 1,082.26

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Solution

The fourth proportional to 2,726.74, 4,087.41 and 1,082.26 is: 1,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.74 : 4,087.41 = 1,082.26 : x
  2. Step 2: Convert to fraction form
    2,726.74/4,087.41 = 1,082.26/x
  3. Step 3: Cross multiply
    2,726.74x = 4,087.41 × 1,082.26
  4. Step 4: Simplify right side
    2,726.74x = 4,423,640.35
  5. Step 5: Solve for x
    x = 4,423,640.35/2,726.74
  6. Step 6: Final answer
    x = 1,622.32

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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.