Home / 3,161.58-4,362.01-1,835.02

Finding the Fourth Proportional to 3,161.58, 4,362.01 and 1,835.02

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Solution

The fourth proportional to 3,161.58, 4,362.01 and 1,835.02 is: 2,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.58 : 4,362.01 = 1,835.02 : x
  2. Step 2: Convert to fraction form
    3,161.58/4,362.01 = 1,835.02/x
  3. Step 3: Cross multiply
    3,161.58x = 4,362.01 × 1,835.02
  4. Step 4: Simplify right side
    3,161.58x = 8,004,375.59
  5. Step 5: Solve for x
    x = 8,004,375.59/3,161.58
  6. Step 6: Final answer
    x = 2,531.76

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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.