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Finding the Fourth Proportional to 1,793.74, 2,475.75 and 1,047.73

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Solution

The fourth proportional to 1,793.74, 2,475.75 and 1,047.73 is: 1,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.74 : 2,475.75 = 1,047.73 : x
  2. Step 2: Convert to fraction form
    1,793.74/2,475.75 = 1,047.73/x
  3. Step 3: Cross multiply
    1,793.74x = 2,475.75 × 1,047.73
  4. Step 4: Simplify right side
    1,793.74x = 2,593,917.55
  5. Step 5: Solve for x
    x = 2,593,917.55/1,793.74
  6. Step 6: Final answer
    x = 1,446.09

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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.