Home / 1,654.26-2,481.21-614.07

Finding the Fourth Proportional to 1,654.26, 2,481.21 and 614.07

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Solution

The fourth proportional to 1,654.26, 2,481.21 and 614.07 is: 921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.26 : 2,481.21 = 614.07 : x
  2. Step 2: Convert to fraction form
    1,654.26/2,481.21 = 614.07/x
  3. Step 3: Cross multiply
    1,654.26x = 2,481.21 × 614.07
  4. Step 4: Simplify right side
    1,654.26x = 1,523,636.62
  5. Step 5: Solve for x
    x = 1,523,636.62/1,654.26
  6. Step 6: Final answer
    x = 921.04

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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.