Home / 3,635.75-5,456.36-2,402.73

Finding the Fourth Proportional to 3,635.75, 5,456.36 and 2,402.73

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Solution

The fourth proportional to 3,635.75, 5,456.36 and 2,402.73 is: 3,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.75 : 5,456.36 = 2,402.73 : x
  2. Step 2: Convert to fraction form
    3,635.75/5,456.36 = 2,402.73/x
  3. Step 3: Cross multiply
    3,635.75x = 5,456.36 × 2,402.73
  4. Step 4: Simplify right side
    3,635.75x = 13,110,165.87
  5. Step 5: Solve for x
    x = 13,110,165.87/3,635.75
  6. Step 6: Final answer
    x = 3,605.90

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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.