Home / 1,943.61-2,682.27-1,104.36

Finding the Fourth Proportional to 1,943.61, 2,682.27 and 1,104.36

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Solution

The fourth proportional to 1,943.61, 2,682.27 and 1,104.36 is: 1,524.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.61 : 2,682.27 = 1,104.36 : x
  2. Step 2: Convert to fraction form
    1,943.61/2,682.27 = 1,104.36/x
  3. Step 3: Cross multiply
    1,943.61x = 2,682.27 × 1,104.36
  4. Step 4: Simplify right side
    1,943.61x = 2,962,191.70
  5. Step 5: Solve for x
    x = 2,962,191.70/1,943.61
  6. Step 6: Final answer
    x = 1,524.07

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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.