Home / 2,201.58-3,037.20-1,317.36

Finding the Fourth Proportional to 2,201.58, 3,037.20 and 1,317.36

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Solution

The fourth proportional to 2,201.58, 3,037.20 and 1,317.36 is: 1,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.58 : 3,037.20 = 1,317.36 : x
  2. Step 2: Convert to fraction form
    2,201.58/3,037.20 = 1,317.36/x
  3. Step 3: Cross multiply
    2,201.58x = 3,037.20 × 1,317.36
  4. Step 4: Simplify right side
    2,201.58x = 4,001,092.24
  5. Step 5: Solve for x
    x = 4,001,092.24/2,201.58
  6. Step 6: Final answer
    x = 1,817.37

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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.