Home / 6,105.99-8,426.13-3,453.39

Finding the Fourth Proportional to 6,105.99, 8,426.13 and 3,453.39

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Solution

The fourth proportional to 6,105.99, 8,426.13 and 3,453.39 is: 4,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.99 : 8,426.13 = 3,453.39 : x
  2. Step 2: Convert to fraction form
    6,105.99/8,426.13 = 3,453.39/x
  3. Step 3: Cross multiply
    6,105.99x = 8,426.13 × 3,453.39
  4. Step 4: Simplify right side
    6,105.99x = 29,098,713.08
  5. Step 5: Solve for x
    x = 29,098,713.08/6,105.99
  6. Step 6: Final answer
    x = 4,765.60

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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.