Home / 3,772.48-5,205.99-2,200.81

Finding the Fourth Proportional to 3,772.48, 5,205.99 and 2,200.81

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Solution

The fourth proportional to 3,772.48, 5,205.99 and 2,200.81 is: 3,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.48 : 5,205.99 = 2,200.81 : x
  2. Step 2: Convert to fraction form
    3,772.48/5,205.99 = 2,200.81/x
  3. Step 3: Cross multiply
    3,772.48x = 5,205.99 × 2,200.81
  4. Step 4: Simplify right side
    3,772.48x = 11,457,394.85
  5. Step 5: Solve for x
    x = 11,457,394.85/3,772.48
  6. Step 6: Final answer
    x = 3,037.10

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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.