Home / 5,255.44-7,252.54-2,897.54

Finding the Fourth Proportional to 5,255.44, 7,252.54 and 2,897.54

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Solution

The fourth proportional to 5,255.44, 7,252.54 and 2,897.54 is: 3,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.44 : 7,252.54 = 2,897.54 : x
  2. Step 2: Convert to fraction form
    5,255.44/7,252.54 = 2,897.54/x
  3. Step 3: Cross multiply
    5,255.44x = 7,252.54 × 2,897.54
  4. Step 4: Simplify right side
    5,255.44x = 21,014,524.75
  5. Step 5: Solve for x
    x = 21,014,524.75/5,255.44
  6. Step 6: Final answer
    x = 3,998.62

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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.