Home / 4,620.93-6,378.20-2,632.79

Finding the Fourth Proportional to 4,620.93, 6,378.20 and 2,632.79

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Solution

The fourth proportional to 4,620.93, 6,378.20 and 2,632.79 is: 3,633.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.93 : 6,378.20 = 2,632.79 : x
  2. Step 2: Convert to fraction form
    4,620.93/6,378.20 = 2,632.79/x
  3. Step 3: Cross multiply
    4,620.93x = 6,378.20 × 2,632.79
  4. Step 4: Simplify right side
    4,620.93x = 16,792,416.12
  5. Step 5: Solve for x
    x = 16,792,416.12/4,620.93
  6. Step 6: Final answer
    x = 3,633.99

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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.