Home / 2,037.21-3,055.17-1,112.58

Finding the Fourth Proportional to 2,037.21, 3,055.17 and 1,112.58

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Solution

The fourth proportional to 2,037.21, 3,055.17 and 1,112.58 is: 1,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.21 : 3,055.17 = 1,112.58 : x
  2. Step 2: Convert to fraction form
    2,037.21/3,055.17 = 1,112.58/x
  3. Step 3: Cross multiply
    2,037.21x = 3,055.17 × 1,112.58
  4. Step 4: Simplify right side
    2,037.21x = 3,399,121.04
  5. Step 5: Solve for x
    x = 3,399,121.04/2,037.21
  6. Step 6: Final answer
    x = 1,668.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.