Home / 1,832.43-2,528.13-1,086.63

Finding the Fourth Proportional to 1,832.43, 2,528.13 and 1,086.63

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Solution

The fourth proportional to 1,832.43, 2,528.13 and 1,086.63 is: 1,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.43 : 2,528.13 = 1,086.63 : x
  2. Step 2: Convert to fraction form
    1,832.43/2,528.13 = 1,086.63/x
  3. Step 3: Cross multiply
    1,832.43x = 2,528.13 × 1,086.63
  4. Step 4: Simplify right side
    1,832.43x = 2,747,141.90
  5. Step 5: Solve for x
    x = 2,747,141.90/1,832.43
  6. Step 6: Final answer
    x = 1,499.18

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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.