Home / 1,822.71-2,734.75-1,092.81

Finding the Fourth Proportional to 1,822.71, 2,734.75 and 1,092.81

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Solution

The fourth proportional to 1,822.71, 2,734.75 and 1,092.81 is: 1,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.71 : 2,734.75 = 1,092.81 : x
  2. Step 2: Convert to fraction form
    1,822.71/2,734.75 = 1,092.81/x
  3. Step 3: Cross multiply
    1,822.71x = 2,734.75 × 1,092.81
  4. Step 4: Simplify right side
    1,822.71x = 2,988,562.15
  5. Step 5: Solve for x
    x = 2,988,562.15/1,822.71
  6. Step 6: Final answer
    x = 1,639.63

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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.