Home / 1,226.12-1,843.23-952.34

Finding the Fourth Proportional to 1,226.12, 1,843.23 and 952.34

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Solution

The fourth proportional to 1,226.12, 1,843.23 and 952.34 is: 1,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.12 : 1,843.23 = 952.34 : x
  2. Step 2: Convert to fraction form
    1,226.12/1,843.23 = 952.34/x
  3. Step 3: Cross multiply
    1,226.12x = 1,843.23 × 952.34
  4. Step 4: Simplify right side
    1,226.12x = 1,755,381.66
  5. Step 5: Solve for x
    x = 1,755,381.66/1,226.12
  6. Step 6: Final answer
    x = 1,431.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.