Home / 2,137.59-3,206.39-1,336.41

Finding the Fourth Proportional to 2,137.59, 3,206.39 and 1,336.41

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Solution

The fourth proportional to 2,137.59, 3,206.39 and 1,336.41 is: 2,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137.59 : 3,206.39 = 1,336.41 : x
  2. Step 2: Convert to fraction form
    2,137.59/3,206.39 = 1,336.41/x
  3. Step 3: Cross multiply
    2,137.59x = 3,206.39 × 1,336.41
  4. Step 4: Simplify right side
    2,137.59x = 4,285,051.66
  5. Step 5: Solve for x
    x = 4,285,051.66/2,137.59
  6. Step 6: Final answer
    x = 2,004.62

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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.