Home / 1,243.34-1,850.94-1,226.06

Finding the Fourth Proportional to 1,243.34, 1,850.94 and 1,226.06

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Solution

The fourth proportional to 1,243.34, 1,850.94 and 1,226.06 is: 1,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243.34 : 1,850.94 = 1,226.06 : x
  2. Step 2: Convert to fraction form
    1,243.34/1,850.94 = 1,226.06/x
  3. Step 3: Cross multiply
    1,243.34x = 1,850.94 × 1,226.06
  4. Step 4: Simplify right side
    1,243.34x = 2,269,363.50
  5. Step 5: Solve for x
    x = 2,269,363.50/1,243.34
  6. Step 6: Final answer
    x = 1,825.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.