Home / 2,834.35-3,911.31-1,575.37

Finding the Fourth Proportional to 2,834.35, 3,911.31 and 1,575.37

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Solution

The fourth proportional to 2,834.35, 3,911.31 and 1,575.37 is: 2,173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.35 : 3,911.31 = 1,575.37 : x
  2. Step 2: Convert to fraction form
    2,834.35/3,911.31 = 1,575.37/x
  3. Step 3: Cross multiply
    2,834.35x = 3,911.31 × 1,575.37
  4. Step 4: Simplify right side
    2,834.35x = 6,161,760.43
  5. Step 5: Solve for x
    x = 6,161,760.43/2,834.35
  6. Step 6: Final answer
    x = 2,173.96

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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.