Home / 6,834.56-9,431.58-3,850.68

Finding the Fourth Proportional to 6,834.56, 9,431.58 and 3,850.68

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Solution

The fourth proportional to 6,834.56, 9,431.58 and 3,850.68 is: 5,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.56 : 9,431.58 = 3,850.68 : x
  2. Step 2: Convert to fraction form
    6,834.56/9,431.58 = 3,850.68/x
  3. Step 3: Cross multiply
    6,834.56x = 9,431.58 × 3,850.68
  4. Step 4: Simplify right side
    6,834.56x = 36,317,996.47
  5. Step 5: Solve for x
    x = 36,317,996.47/6,834.56
  6. Step 6: Final answer
    x = 5,313.87

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1.5x scale

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.