Home / 6,125.66-8,452.11-3,606.85

Finding the Fourth Proportional to 6,125.66, 8,452.11 and 3,606.85

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Solution

The fourth proportional to 6,125.66, 8,452.11 and 3,606.85 is: 4,976.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.66 : 8,452.11 = 3,606.85 : x
  2. Step 2: Convert to fraction form
    6,125.66/8,452.11 = 3,606.85/x
  3. Step 3: Cross multiply
    6,125.66x = 8,452.11 × 3,606.85
  4. Step 4: Simplify right side
    6,125.66x = 30,485,491.68
  5. Step 5: Solve for x
    x = 30,485,491.68/6,125.66
  6. Step 6: Final answer
    x = 4,976.69

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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.