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Finding the Fourth Proportional to 1,794.57, 2,693.07 and 1,780.89

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Solution

The fourth proportional to 1,794.57, 2,693.07 and 1,780.89 is: 2,672.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.57 : 2,693.07 = 1,780.89 : x
  2. Step 2: Convert to fraction form
    1,794.57/2,693.07 = 1,780.89/x
  3. Step 3: Cross multiply
    1,794.57x = 2,693.07 × 1,780.89
  4. Step 4: Simplify right side
    1,794.57x = 4,796,061.43
  5. Step 5: Solve for x
    x = 4,796,061.43/1,794.57
  6. Step 6: Final answer
    x = 2,672.54

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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.