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Finding the Fourth Proportional to 2,755.26, 3,801.26 and 1,760.99

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Solution

The fourth proportional to 2,755.26, 3,801.26 and 1,760.99 is: 2,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.26 : 3,801.26 = 1,760.99 : x
  2. Step 2: Convert to fraction form
    2,755.26/3,801.26 = 1,760.99/x
  3. Step 3: Cross multiply
    2,755.26x = 3,801.26 × 1,760.99
  4. Step 4: Simplify right side
    2,755.26x = 6,693,966.24
  5. Step 5: Solve for x
    x = 6,693,966.24/2,755.26
  6. Step 6: Final answer
    x = 2,429.52

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1.5x scale

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.