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Finding the Fourth Proportional to 3,662.50, 5,494.44 and 1,471.40

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Solution

The fourth proportional to 3,662.50, 5,494.44 and 1,471.40 is: 2,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.50 : 5,494.44 = 1,471.40 : x
  2. Step 2: Convert to fraction form
    3,662.50/5,494.44 = 1,471.40/x
  3. Step 3: Cross multiply
    3,662.50x = 5,494.44 × 1,471.40
  4. Step 4: Simplify right side
    3,662.50x = 8,084,519.02
  5. Step 5: Solve for x
    x = 8,084,519.02/3,662.50
  6. Step 6: Final answer
    x = 2,207.38

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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.