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Finding the Fourth Proportional to 5,197.44, 7,801.56 and 3,010.44

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Solution

The fourth proportional to 5,197.44, 7,801.56 and 3,010.44 is: 4,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.44 : 7,801.56 = 3,010.44 : x
  2. Step 2: Convert to fraction form
    5,197.44/7,801.56 = 3,010.44/x
  3. Step 3: Cross multiply
    5,197.44x = 7,801.56 × 3,010.44
  4. Step 4: Simplify right side
    5,197.44x = 23,486,128.29
  5. Step 5: Solve for x
    x = 23,486,128.29/5,197.44
  6. Step 6: Final answer
    x = 4,518.79

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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.