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Finding the Fourth Proportional to 5,560.62, 7,673.68 and 3,076.62

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Solution

The fourth proportional to 5,560.62, 7,673.68 and 3,076.62 is: 4,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.62 : 7,673.68 = 3,076.62 : x
  2. Step 2: Convert to fraction form
    5,560.62/7,673.68 = 3,076.62/x
  3. Step 3: Cross multiply
    5,560.62x = 7,673.68 × 3,076.62
  4. Step 4: Simplify right side
    5,560.62x = 23,608,997.36
  5. Step 5: Solve for x
    x = 23,608,997.36/5,560.62
  6. Step 6: Final answer
    x = 4,245.75

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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.