Home / 3,764.12-5,649.83-1,817.69

Finding the Fourth Proportional to 3,764.12, 5,649.83 and 1,817.69

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Solution

The fourth proportional to 3,764.12, 5,649.83 and 1,817.69 is: 2,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.12 : 5,649.83 = 1,817.69 : x
  2. Step 2: Convert to fraction form
    3,764.12/5,649.83 = 1,817.69/x
  3. Step 3: Cross multiply
    3,764.12x = 5,649.83 × 1,817.69
  4. Step 4: Simplify right side
    3,764.12x = 10,269,658.16
  5. Step 5: Solve for x
    x = 10,269,658.16/3,764.12
  6. Step 6: Final answer
    x = 2,728.30

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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.