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Finding the Fourth Proportional to 1,794.33, 2,475.99 and 1,008.21

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Solution

The fourth proportional to 1,794.33, 2,475.99 and 1,008.21 is: 1,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.33 : 2,475.99 = 1,008.21 : x
  2. Step 2: Convert to fraction form
    1,794.33/2,475.99 = 1,008.21/x
  3. Step 3: Cross multiply
    1,794.33x = 2,475.99 × 1,008.21
  4. Step 4: Simplify right side
    1,794.33x = 2,496,317.88
  5. Step 5: Solve for x
    x = 2,496,317.88/1,794.33
  6. Step 6: Final answer
    x = 1,391.23

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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.