Home / 2,201.07-3,037.56-1,206.43

Finding the Fourth Proportional to 2,201.07, 3,037.56 and 1,206.43

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Solution

The fourth proportional to 2,201.07, 3,037.56 and 1,206.43 is: 1,664.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.07 : 3,037.56 = 1,206.43 : x
  2. Step 2: Convert to fraction form
    2,201.07/3,037.56 = 1,206.43/x
  3. Step 3: Cross multiply
    2,201.07x = 3,037.56 × 1,206.43
  4. Step 4: Simplify right side
    2,201.07x = 3,664,603.51
  5. Step 5: Solve for x
    x = 3,664,603.51/2,201.07
  6. Step 6: Final answer
    x = 1,664.92

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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.