Home / 4,280.12-5,906.52-2,511.92

Finding the Fourth Proportional to 4,280.12, 5,906.52 and 2,511.92

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Solution

The fourth proportional to 4,280.12, 5,906.52 and 2,511.92 is: 3,466.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.12 : 5,906.52 = 2,511.92 : x
  2. Step 2: Convert to fraction form
    4,280.12/5,906.52 = 2,511.92/x
  3. Step 3: Cross multiply
    4,280.12x = 5,906.52 × 2,511.92
  4. Step 4: Simplify right side
    4,280.12x = 14,836,705.72
  5. Step 5: Solve for x
    x = 14,836,705.72/4,280.12
  6. Step 6: Final answer
    x = 3,466.42

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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.