Home / 2,201.09-3,037.53-1,206.41

Finding the Fourth Proportional to 2,201.09, 3,037.53 and 1,206.41

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Solution

The fourth proportional to 2,201.09, 3,037.53 and 1,206.41 is: 1,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.09 : 3,037.53 = 1,206.41 : x
  2. Step 2: Convert to fraction form
    2,201.09/3,037.53 = 1,206.41/x
  3. Step 3: Cross multiply
    2,201.09x = 3,037.53 × 1,206.41
  4. Step 4: Simplify right side
    2,201.09x = 3,664,492.94
  5. Step 5: Solve for x
    x = 3,664,492.94/2,201.09
  6. Step 6: Final answer
    x = 1,664.86

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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.