Home / 2,201.23-3,037.65-1,206.49

Finding the Fourth Proportional to 2,201.23, 3,037.65 and 1,206.49

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Solution

The fourth proportional to 2,201.23, 3,037.65 and 1,206.49 is: 1,664.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.23 : 3,037.65 = 1,206.49 : x
  2. Step 2: Convert to fraction form
    2,201.23/3,037.65 = 1,206.49/x
  3. Step 3: Cross multiply
    2,201.23x = 3,037.65 × 1,206.49
  4. Step 4: Simplify right side
    2,201.23x = 3,664,894.35
  5. Step 5: Solve for x
    x = 3,664,894.35/2,201.23
  6. Step 6: Final answer
    x = 1,664.93

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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.