Home / 1,734.73-2,392.30-1,381.82

Finding the Fourth Proportional to 1,734.73, 2,392.30 and 1,381.82

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Solution

The fourth proportional to 1,734.73, 2,392.30 and 1,381.82 is: 1,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.73 : 2,392.30 = 1,381.82 : x
  2. Step 2: Convert to fraction form
    1,734.73/2,392.30 = 1,381.82/x
  3. Step 3: Cross multiply
    1,734.73x = 2,392.30 × 1,381.82
  4. Step 4: Simplify right side
    1,734.73x = 3,305,731.21
  5. Step 5: Solve for x
    x = 3,305,731.21/1,734.73
  6. Step 6: Final answer
    x = 1,905.62

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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.