Home / 1,468.26-2,028.24-1,172.88

Finding the Fourth Proportional to 1,468.26, 2,028.24 and 1,172.88

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Solution

The fourth proportional to 1,468.26, 2,028.24 and 1,172.88 is: 1,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.26 : 2,028.24 = 1,172.88 : x
  2. Step 2: Convert to fraction form
    1,468.26/2,028.24 = 1,172.88/x
  3. Step 3: Cross multiply
    1,468.26x = 2,028.24 × 1,172.88
  4. Step 4: Simplify right side
    1,468.26x = 2,378,882.13
  5. Step 5: Solve for x
    x = 2,378,882.13/1,468.26
  6. Step 6: Final answer
    x = 1,620.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.