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Finding the Fourth Proportional to 1,834.88, 2,750.97 and 1,177.49

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Solution

The fourth proportional to 1,834.88, 2,750.97 and 1,177.49 is: 1,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.88 : 2,750.97 = 1,177.49 : x
  2. Step 2: Convert to fraction form
    1,834.88/2,750.97 = 1,177.49/x
  3. Step 3: Cross multiply
    1,834.88x = 2,750.97 × 1,177.49
  4. Step 4: Simplify right side
    1,834.88x = 3,239,239.67
  5. Step 5: Solve for x
    x = 3,239,239.67/1,834.88
  6. Step 6: Final answer
    x = 1,765.37

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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.