Home / 1,813.73-2,502.41-1,057.37

Finding the Fourth Proportional to 1,813.73, 2,502.41 and 1,057.37

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Solution

The fourth proportional to 1,813.73, 2,502.41 and 1,057.37 is: 1,458.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.73 : 2,502.41 = 1,057.37 : x
  2. Step 2: Convert to fraction form
    1,813.73/2,502.41 = 1,057.37/x
  3. Step 3: Cross multiply
    1,813.73x = 2,502.41 × 1,057.37
  4. Step 4: Simplify right side
    1,813.73x = 2,645,955.46
  5. Step 5: Solve for x
    x = 2,645,955.46/1,813.73
  6. Step 6: Final answer
    x = 1,458.85

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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.