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Finding the Fourth Proportional to 5,092.03, 7,640.88 and 2,751.99

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Solution

The fourth proportional to 5,092.03, 7,640.88 and 2,751.99 is: 4,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.03 : 7,640.88 = 2,751.99 : x
  2. Step 2: Convert to fraction form
    5,092.03/7,640.88 = 2,751.99/x
  3. Step 3: Cross multiply
    5,092.03x = 7,640.88 × 2,751.99
  4. Step 4: Simplify right side
    5,092.03x = 21,027,625.35
  5. Step 5: Solve for x
    x = 21,027,625.35/5,092.03
  6. Step 6: Final answer
    x = 4,129.52

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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.