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Finding the Fourth Proportional to 2,843.56, 4,265.36 and 1,553.23

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Solution

The fourth proportional to 2,843.56, 4,265.36 and 1,553.23 is: 2,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.56 : 4,265.36 = 1,553.23 : x
  2. Step 2: Convert to fraction form
    2,843.56/4,265.36 = 1,553.23/x
  3. Step 3: Cross multiply
    2,843.56x = 4,265.36 × 1,553.23
  4. Step 4: Simplify right side
    2,843.56x = 6,625,100.50
  5. Step 5: Solve for x
    x = 6,625,100.50/2,843.56
  6. Step 6: Final answer
    x = 2,329.86

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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.