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Finding the Fourth Proportional to 1,794.33, 2,692.53 and 754.25

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Solution

The fourth proportional to 1,794.33, 2,692.53 and 754.25 is: 1,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.33 : 2,692.53 = 754.25 : x
  2. Step 2: Convert to fraction form
    1,794.33/2,692.53 = 754.25/x
  3. Step 3: Cross multiply
    1,794.33x = 2,692.53 × 754.25
  4. Step 4: Simplify right side
    1,794.33x = 2,030,827.29
  5. Step 5: Solve for x
    x = 2,030,827.29/1,794.33
  6. Step 6: Final answer
    x = 1,131.80

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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.