Home / 6,834.31-9,431.90-3,849.97

Finding the Fourth Proportional to 6,834.31, 9,431.90 and 3,849.97

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Solution

The fourth proportional to 6,834.31, 9,431.90 and 3,849.97 is: 5,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.31 : 9,431.90 = 3,849.97 : x
  2. Step 2: Convert to fraction form
    6,834.31/9,431.90 = 3,849.97/x
  3. Step 3: Cross multiply
    6,834.31x = 9,431.90 × 3,849.97
  4. Step 4: Simplify right side
    6,834.31x = 36,312,465.63
  5. Step 5: Solve for x
    x = 36,312,465.63/6,834.31
  6. Step 6: Final answer
    x = 5,313.26

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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.