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Finding the Fourth Proportional to 2,504.85, 3,757.28 and 773.49

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Solution

The fourth proportional to 2,504.85, 3,757.28 and 773.49 is: 1,160.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.85 : 3,757.28 = 773.49 : x
  2. Step 2: Convert to fraction form
    2,504.85/3,757.28 = 773.49/x
  3. Step 3: Cross multiply
    2,504.85x = 3,757.28 × 773.49
  4. Step 4: Simplify right side
    2,504.85x = 2,906,218.51
  5. Step 5: Solve for x
    x = 2,906,218.51/2,504.85
  6. Step 6: Final answer
    x = 1,160.24

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1.5x scale

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.