Home / 2,201.23-3,037.58-1,206.48

Finding the Fourth Proportional to 2,201.23, 3,037.58 and 1,206.48

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Solution

The fourth proportional to 2,201.23, 3,037.58 and 1,206.48 is: 1,664.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.23 : 3,037.58 = 1,206.48 : x
  2. Step 2: Convert to fraction form
    2,201.23/3,037.58 = 1,206.48/x
  3. Step 3: Cross multiply
    2,201.23x = 3,037.58 × 1,206.48
  4. Step 4: Simplify right side
    2,201.23x = 3,664,779.10
  5. Step 5: Solve for x
    x = 3,664,779.10/2,201.23
  6. Step 6: Final answer
    x = 1,664.88

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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.