Home / 1,326.26-1,828.50-1,141.73

Finding the Fourth Proportional to 1,326.26, 1,828.50 and 1,141.73

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Solution

The fourth proportional to 1,326.26, 1,828.50 and 1,141.73 is: 1,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326.26 : 1,828.50 = 1,141.73 : x
  2. Step 2: Convert to fraction form
    1,326.26/1,828.50 = 1,141.73/x
  3. Step 3: Cross multiply
    1,326.26x = 1,828.50 × 1,141.73
  4. Step 4: Simplify right side
    1,326.26x = 2,087,653.31
  5. Step 5: Solve for x
    x = 2,087,653.31/1,326.26
  6. Step 6: Final answer
    x = 1,574.09

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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.