Home / 6,277.27-8,660.03-3,622.79

Finding the Fourth Proportional to 6,277.27, 8,660.03 and 3,622.79

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Solution

The fourth proportional to 6,277.27, 8,660.03 and 3,622.79 is: 4,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.27 : 8,660.03 = 3,622.79 : x
  2. Step 2: Convert to fraction form
    6,277.27/8,660.03 = 3,622.79/x
  3. Step 3: Cross multiply
    6,277.27x = 8,660.03 × 3,622.79
  4. Step 4: Simplify right side
    6,277.27x = 31,373,470.08
  5. Step 5: Solve for x
    x = 31,373,470.08/6,277.27
  6. Step 6: Final answer
    x = 4,997.95

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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.