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Finding the Fourth Proportional to 3,333.89, 5,003.84 and 1,775.19

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Solution

The fourth proportional to 3,333.89, 5,003.84 and 1,775.19 is: 2,664.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.89 : 5,003.84 = 1,775.19 : x
  2. Step 2: Convert to fraction form
    3,333.89/5,003.84 = 1,775.19/x
  3. Step 3: Cross multiply
    3,333.89x = 5,003.84 × 1,775.19
  4. Step 4: Simplify right side
    3,333.89x = 8,882,757.85
  5. Step 5: Solve for x
    x = 8,882,757.85/3,333.89
  6. Step 6: Final answer
    x = 2,664.39

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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.