Home / 1,812.44-2,726.91-1,082.58

Finding the Fourth Proportional to 1,812.44, 2,726.91 and 1,082.58

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Solution

The fourth proportional to 1,812.44, 2,726.91 and 1,082.58 is: 1,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.44 : 2,726.91 = 1,082.58 : x
  2. Step 2: Convert to fraction form
    1,812.44/2,726.91 = 1,082.58/x
  3. Step 3: Cross multiply
    1,812.44x = 2,726.91 × 1,082.58
  4. Step 4: Simplify right side
    1,812.44x = 2,952,098.23
  5. Step 5: Solve for x
    x = 2,952,098.23/1,812.44
  6. Step 6: Final answer
    x = 1,628.80

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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.