Home / 3,690.21-5,092.50-2,011.62

Finding the Fourth Proportional to 3,690.21, 5,092.50 and 2,011.62

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Solution

The fourth proportional to 3,690.21, 5,092.50 and 2,011.62 is: 2,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.21 : 5,092.50 = 2,011.62 : x
  2. Step 2: Convert to fraction form
    3,690.21/5,092.50 = 2,011.62/x
  3. Step 3: Cross multiply
    3,690.21x = 5,092.50 × 2,011.62
  4. Step 4: Simplify right side
    3,690.21x = 10,244,174.85
  5. Step 5: Solve for x
    x = 10,244,174.85/3,690.21
  6. Step 6: Final answer
    x = 2,776.04

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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.