Home / 6,834.68-9,431.34-3,849.92

Finding the Fourth Proportional to 6,834.68, 9,431.34 and 3,849.92

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Solution

The fourth proportional to 6,834.68, 9,431.34 and 3,849.92 is: 5,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.68 : 9,431.34 = 3,849.92 : x
  2. Step 2: Convert to fraction form
    6,834.68/9,431.34 = 3,849.92/x
  3. Step 3: Cross multiply
    6,834.68x = 9,431.34 × 3,849.92
  4. Step 4: Simplify right side
    6,834.68x = 36,309,904.49
  5. Step 5: Solve for x
    x = 36,309,904.49/6,834.68
  6. Step 6: Final answer
    x = 5,312.60

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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.