Home / 1,631.97-2,448.33-536.43

Finding the Fourth Proportional to 1,631.97, 2,448.33 and 536.43

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Solution

The fourth proportional to 1,631.97, 2,448.33 and 536.43 is: 804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.97 : 2,448.33 = 536.43 : x
  2. Step 2: Convert to fraction form
    1,631.97/2,448.33 = 536.43/x
  3. Step 3: Cross multiply
    1,631.97x = 2,448.33 × 536.43
  4. Step 4: Simplify right side
    1,631.97x = 1,313,357.66
  5. Step 5: Solve for x
    x = 1,313,357.66/1,631.97
  6. Step 6: Final answer
    x = 804.77

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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.