Home / 4,620.38-6,376.20-2,630.96

Finding the Fourth Proportional to 4,620.38, 6,376.20 and 2,630.96

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Solution

The fourth proportional to 4,620.38, 6,376.20 and 2,630.96 is: 3,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.38 : 6,376.20 = 2,630.96 : x
  2. Step 2: Convert to fraction form
    4,620.38/6,376.20 = 2,630.96/x
  3. Step 3: Cross multiply
    4,620.38x = 6,376.20 × 2,630.96
  4. Step 4: Simplify right side
    4,620.38x = 16,775,527.15
  5. Step 5: Solve for x
    x = 16,775,527.15/4,620.38
  6. Step 6: Final answer
    x = 3,630.77

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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.