Home / 2,182.11-3,010.64-1,250.43

Finding the Fourth Proportional to 2,182.11, 3,010.64 and 1,250.43

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Solution

The fourth proportional to 2,182.11, 3,010.64 and 1,250.43 is: 1,725.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.11 : 3,010.64 = 1,250.43 : x
  2. Step 2: Convert to fraction form
    2,182.11/3,010.64 = 1,250.43/x
  3. Step 3: Cross multiply
    2,182.11x = 3,010.64 × 1,250.43
  4. Step 4: Simplify right side
    2,182.11x = 3,764,588.32
  5. Step 5: Solve for x
    x = 3,764,588.32/2,182.11
  6. Step 6: Final answer
    x = 1,725.21

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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.