Home / 1,832.25-2,528.65-1,086.38

Finding the Fourth Proportional to 1,832.25, 2,528.65 and 1,086.38

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Solution

The fourth proportional to 1,832.25, 2,528.65 and 1,086.38 is: 1,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.25 : 2,528.65 = 1,086.38 : x
  2. Step 2: Convert to fraction form
    1,832.25/2,528.65 = 1,086.38/x
  3. Step 3: Cross multiply
    1,832.25x = 2,528.65 × 1,086.38
  4. Step 4: Simplify right side
    1,832.25x = 2,747,072.98
  5. Step 5: Solve for x
    x = 2,747,072.98/1,832.25
  6. Step 6: Final answer
    x = 1,499.29

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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.