Home / 1,850.73-2,553.96-1,011.43

Finding the Fourth Proportional to 1,850.73, 2,553.96 and 1,011.43

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Solution

The fourth proportional to 1,850.73, 2,553.96 and 1,011.43 is: 1,395.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.73 : 2,553.96 = 1,011.43 : x
  2. Step 2: Convert to fraction form
    1,850.73/2,553.96 = 1,011.43/x
  3. Step 3: Cross multiply
    1,850.73x = 2,553.96 × 1,011.43
  4. Step 4: Simplify right side
    1,850.73x = 2,583,151.76
  5. Step 5: Solve for x
    x = 2,583,151.76/1,850.73
  6. Step 6: Final answer
    x = 1,395.75

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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.