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Finding the Fourth Proportional to 1,824.65, 2,735.36 and 849.41

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Solution

The fourth proportional to 1,824.65, 2,735.36 and 849.41 is: 1,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.65 : 2,735.36 = 849.41 : x
  2. Step 2: Convert to fraction form
    1,824.65/2,735.36 = 849.41/x
  3. Step 3: Cross multiply
    1,824.65x = 2,735.36 × 849.41
  4. Step 4: Simplify right side
    1,824.65x = 2,323,437.89
  5. Step 5: Solve for x
    x = 2,323,437.89/1,824.65
  6. Step 6: Final answer
    x = 1,273.36

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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.