Home / 4,511.39-6,767.08-1,912.64

Finding the Fourth Proportional to 4,511.39, 6,767.08 and 1,912.64

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Solution

The fourth proportional to 4,511.39, 6,767.08 and 1,912.64 is: 2,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.39 : 6,767.08 = 1,912.64 : x
  2. Step 2: Convert to fraction form
    4,511.39/6,767.08 = 1,912.64/x
  3. Step 3: Cross multiply
    4,511.39x = 6,767.08 × 1,912.64
  4. Step 4: Simplify right side
    4,511.39x = 12,942,949.27
  5. Step 5: Solve for x
    x = 12,942,949.27/4,511.39
  6. Step 6: Final answer
    x = 2,868.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.