Home / 6,834.48-9,431.62-3,850.36

Finding the Fourth Proportional to 6,834.48, 9,431.62 and 3,850.36

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Solution

The fourth proportional to 6,834.48, 9,431.62 and 3,850.36 is: 5,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.48 : 9,431.62 = 3,850.36 : x
  2. Step 2: Convert to fraction form
    6,834.48/9,431.62 = 3,850.36/x
  3. Step 3: Cross multiply
    6,834.48x = 9,431.62 × 3,850.36
  4. Step 4: Simplify right side
    6,834.48x = 36,315,113.13
  5. Step 5: Solve for x
    x = 36,315,113.13/6,834.48
  6. Step 6: Final answer
    x = 5,313.52

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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.