Home / 4,620.92-6,376.84-2,631.44

Finding the Fourth Proportional to 4,620.92, 6,376.84 and 2,631.44

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Solution

The fourth proportional to 4,620.92, 6,376.84 and 2,631.44 is: 3,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.92 : 6,376.84 = 2,631.44 : x
  2. Step 2: Convert to fraction form
    4,620.92/6,376.84 = 2,631.44/x
  3. Step 3: Cross multiply
    4,620.92x = 6,376.84 × 2,631.44
  4. Step 4: Simplify right side
    4,620.92x = 16,780,281.21
  5. Step 5: Solve for x
    x = 16,780,281.21/4,620.92
  6. Step 6: Final answer
    x = 3,631.38

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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.