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Finding the Fourth Proportional to 4,843.26, 7,265.03 and 1,380.51

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Solution

The fourth proportional to 4,843.26, 7,265.03 and 1,380.51 is: 2,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.26 : 7,265.03 = 1,380.51 : x
  2. Step 2: Convert to fraction form
    4,843.26/7,265.03 = 1,380.51/x
  3. Step 3: Cross multiply
    4,843.26x = 7,265.03 × 1,380.51
  4. Step 4: Simplify right side
    4,843.26x = 10,029,439.66
  5. Step 5: Solve for x
    x = 10,029,439.66/4,843.26
  6. Step 6: Final answer
    x = 2,070.80

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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.