Home / 4,621.96-6,378.97-2,632.70

Finding the Fourth Proportional to 4,621.96, 6,378.97 and 2,632.70

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Solution

The fourth proportional to 4,621.96, 6,378.97 and 2,632.70 is: 3,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.96 : 6,378.97 = 2,632.70 : x
  2. Step 2: Convert to fraction form
    4,621.96/6,378.97 = 2,632.70/x
  3. Step 3: Cross multiply
    4,621.96x = 6,378.97 × 2,632.70
  4. Step 4: Simplify right side
    4,621.96x = 16,793,923.68
  5. Step 5: Solve for x
    x = 16,793,923.68/4,621.96
  6. Step 6: Final answer
    x = 3,633.51

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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.